A tank can be filled by pipe A in 3 hours and Pipe B in 5 hours. At 7 am, pipe A was opened. At what time will the tank be filled if pipe B was opened at 8 am...? Mcqs

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A tank can be filled by pipe A in 3 hours and Pipe B in 5 hours. At 7 am, pipe A was opened. At what time will the tank be filled if pipe B was opened at 8 am...?

(A) 9 : 30 am
(B) 9 : 15 am

(C) 9 : 45 am
(D) None of these

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If the height of a triangle is 4 cm less than its base, and the hypotenuse is 10 cm, find the other sides...?

(A) Base = 10 cm, Height = 6 cm
(B) Base = 8 cm, Height = 4 cm

(C) Base = 12 cm, Height = 8 cm
(D) None of these

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Three numbers are in the ratio. 4:5:6 and their average is 30. The largest number is:...?

(A) 28
(B) 32

(C) 36
(D) 42

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35 workers are employed to complete a construction in 16 days. the boss needs to complete the project in 14 days. all the workers work at the same rate, how many more workers does he need to employ in order to complete the project on time...?

(A) 3
(B) 4

(C) 5
(D) 9

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To convert the decimal number into binary number we use the method of repeated...?

(A) Multiplication
(B) Division

(C) Addition
(D) Subtraction

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The radius of a circle is 10 cm and the length of one of its chords is 12 cm then the distance of the chord from the centre is:...?

(A) 6 cm
(B) 8 cm

(C) 10 cm
(D) 12 cm

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220% of a number X is 44. What is 44% of X....?

(A) 6.6
(B) 8.9

(C) 8.8
(D) 8.0

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Complete the number series: 20,32, ... , 74,

(A) 95
(B) 89

(C) 90
(D) 88

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The ratio of last year income of A, B & C was 3: 4: 5. While the ratio of their last year income to current year income is 4: 5; 2: 3 and 3: 4 respectively. If their total current year income is Rs. Find the present income of A...?

(A) Rs22400
(B) Rs22500

(C) Rs22600
(D) Rs22700

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Find the number of triangles which can be formed by joining the angular points of a polygon of 8 sides as vertices...?

(A) 8
(B) 24

(C) 56
(D) None of these

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