If the mean of 7 terms is 40, the sum of those terms will be...? Mcqs

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If the mean of 7 terms is 40, the sum of those terms will be...?

(A) 280
(B) 480

(C) 200
(D) 346

Latest MCQs

Find the height of a parallelogram whose area is 54 cm2 and the base is 15 cm:...?

(A) 2.6 cm
(B) 3.6 cm

(C) 4.6 cm
(D) 5.6 cm

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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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During a race, a race car burns fuel at a constant rate. After 4th lap 4 the car has 22 gallons left in its tank. After 7th lap, the car has 18 gallons left in its tank. Assuming the racecar does not refuel then how many laps are made at the end...?

(A) 10
(B) 12

(C) 14
(D) 16

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y = a / b x+c y= d/e x+c The equations of two perpendicular lines in the xy-plane are shown above, where a, b, c, d, and e are constants If 0 < 1 which of the following true...?

(A) d / e < 1
(B) - 1 < d / e < 0

(C) 0 < 1
(D) d/c>1

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A car travels 100 km at a speed of 60 km/h and returns with a speed of 40 km/h Calculate the average speed for the whole journey...?

(A) 40 km/h
(B) 44 km/h

(C) 48 km/h
(D) 52 km/h

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If x, y are two positive real number and x13=y14,. then which of the following relations is true...?

(A) X3=Y4
(B) X=Y4

(C) X3=Y
(D) None of these

Latest MCQs

Find the height of a parallelogram whose area is 54 cm square and the base is 15 cm:...?

(A) 2 cm
(B) 3.6 cm

(C) 4.6 cm
(D) 5.6 cm

Latest MCQs

A Mason fixed black tiles of square shape around a square room. There are 21 tiles on each side of the room. How many tiles did he need altogether...?

(A) 88
(B) 76

(C) 80
(D) None of these

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Which of the following is equal to 3.14 x 10^6...?

(A) 3140000
(B) 31400

(C) 314
(D) None of these

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