75: x: 5:8 then the value of x is...? Mcqs

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75: x: 5:8 then the value of x is...?

(A) 1
(B) 1,20

(C) 3,3
(D) None of these

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Average value of A and B is 50000, that of B and C is 60000 and average of A and C is 55000. Find the value of B:...?

(A) 50000
(B) 55000

(C) 60000
(D) None of these

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If 3x-8=-23, what is the value of 6x - 7...?

(A) -35
(B) -36

(C) -37
(D) -38

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What is the fractional equivalent of 12.5%...?

(A) 1/4
(B) 2/9

(C) 1/5
(D) 1/8

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Given that 543 x 21 = 11403, find the value of 1140 ; 5.43...?

(A) 210
(B) 150

(C) 120
(D) 200

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If a + b + c = 0 then value of [ a + b / c +b+c/a + c + a / b ][ a / b + c + b / c + a + c / a + b] is:...?

(A) 8
(B) -3

(C) 9
(D) 0

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If an-2=3n-1 find the value of an:...?

(A) 2n+3
(B) 3n-5

(C) 2n+2
(D) None of these

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ax+2y=5, 3x-6y=20 in the system of equations above, a is a constant. if the system has one solution, which of the following cannot be the value of a...?

(A) -1
(B) 4

(C) 1
(D) -3

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[12x ^ 2 + mx + 23] / 2 * x + 1 = 6x - 18 + 41/2 * x + 1 in the equation above, m is a constant and x ne - 1/2 What is the value of m...?

(A) -46
(B) -32

(C) -30
(D) 42

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Find the value of x when y = 5, if x varies directly as 4y-1 and x = 14 when y = 2:...?

(A) 10
(B) 28

(C) 35
(D) 38

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The value of logs [125][625] / 25 is equal to:...?

(A) 725
(B) 64

(C) 05
(D) None of these

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The value of 3.5×1.4/0.7 is |...?

(A) 7
(B) 0.7

(C) 0.07
(D) None of these

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If 3x-8= -23, what is the value of 6x-7...?

(A) -35
(B) -36

(C) -37
(D) -38

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For what value of x+1/4√x +a² will be perfect square:...?

(A) ±1/18
(B) ±1/8

(C) 1/5
(D) 1/4

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What is the value of x in 3x - 15 - 6 = 0...?

(A) 6
(B) 7

(C) 9
(D) -9

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The value of 1/3 of 24 is:...?

(A) 8
(B) 5

(C) 12
(D) None of these

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If x = 7 - 4sqrt[3] then find the value of x + [1 / x]...?

(A) 1
(B) 14

(C) 7 + 4sqrt[3]
(D) None of these

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If 1< x <2, then find the value of √(x-1)² + √(x-3)²...?

(A) 2
(B) 4

(C) 5
(D) None of these

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The value of an article which was purchased 2 years ago, depreciates at 12 % per annum. If its present value is Rs 9680, the price at which it was purchased is

(A) rs 10000
(B) rs 12500

(C) rs 14575
(D) rs 16250

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The value of √(-25) + 3√(-4)+2√(-9) is:...?

(A) 13i
(B) -13i

(C) 17i
(D) -17i

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Find the value of x and y by solving the given equation, 2x + y = 20 6x - 5y = 12...?

(A) x = 5 y = 6
(B) x = 7 y = 6

(C) x = 4 y = 5
(D) x = 9 y = 8

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If 2.5% of a certain number is equal to 250,000 what is the actual value of the number...?

(A) 10000000
(B) 1000000

(C) 5000000
(D) 800000

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Given that 543 x 21 =11403. Find the value of 1140.3/5.43. find the value of ...?

(A) 210
(B) 150

(C) 120
(D) 200

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Find the value of * 3889 + 12. 952 - x = 3854. kkkkkkkkkkkk kkkkkkkkkkkk...?

(A) 47,095
(B) 47,752

(C) 47,95
(D) 47,932

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The value of 35*14/0.7 is...?

(A) 7
(B) 0.7

(C) 0.07
(D) None of these

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If 2 power x /2power y=23, then the value of x is:...?

(A) y+3
(B) y-3

(C) 3-y
(D) 3y

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What percentage is equivalent to 5 1/4...?

(A) 525%
(B) 425%

(C) 625%
(D) None of these

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If x = 3+2√(2), find the value √(x) – 1√(x)....?

(A) 2
(B) 3

(C) 4
(D) None of these

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If an-2=3n-1. find the value of an:...?

(A) 2n+3
(B) 3n-5

(C) 2n+2
(D) None of these

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391,680 is the given value. Find the 10% Ushr on it...?

(A) 39168
(B) 23498

(C) 8576
(D) 8643

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If x= 3 + √8 Find the value of x² + 1/x²...?

(A) 32
(B) 34

(C) 36
(D) None of these

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x, 9, 25, 49, 81, 121 Find the value of x...?

(A) 5
(B) 1

(C) 4
(D) 3

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Evaluate: sqr(248 + sqr64)...?

(A) 14
(B) 18

(C) 16
(D) 36

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Find out the average of A and B if the given value of 16A + 16B = 48...?

(A) 1.5
(B) 2

(C) 5.3
(D) 7.4

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5XA local post office uses the equation above to determine the cost C, in dollars, of mailing ashipment weighing x pounds. An increase of 10 dollars in the mailing cost is equivalent to an increase in how many pounds in the weight of the shipment...?

(A) 1
(B) 2

(C) 3
(D) 4

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What is the fractional value of 12.5%...?

(A) 1/4
(B) 2/9

(C) 1/5
(D) 1/8

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[7x - 1] = [4x + 8] what will the value of x...?

(A) 03
(B) -03

(C) 01
(D) None of these

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The value of satisfying the equation 7x + 1 =4x-8 is...?

(A) 400
(B) 380

(C) 3
(D) 340

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5X-15=50 determine the value of X

(A) 12
(B) 13

(C) 14
(D) None of these

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Find out the average of A and B if the given value is 16A and 16 B = 48...?

(A) 1.5
(B) 2

(C) 5.3
(D) .4

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if 44x+1=1/64 then the value of x is:...?

(A) 1
(B) -1

(C) 2
(D) 3

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ax + 2y = 5 3x - 6y = 20 In the system of above, a is a constant if the system has one solution, which of the following CANNOT be the value of a...?

(A) -1
(B) 1

(C) 2
(D) -3

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If X% of 25/2 is 150 then the value of "X" is...?

(A) 1000
(B) 1200

(C) 1400
(D) None of these

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If the average of 5,6,7 and X is 10. What is the value of 'X'...?

(A) 12
(B) 22

(C) 32
(D) 42

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1/a × 1/b=1. Then the value of b-ac is...?

(A) 0
(B) 1

(C) -3
(D) Cannot be determined due to insufficient data

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Excel would evaluate the formula, =20 x 10 / 5 x 8, and return this answer...?

(A) 6.25
(B) 5

(C) 320
(D) None of these

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