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 price of carpet 8-meter-long and 3- meter-wide is Rs. 6288, what will be the price of 12-meter-long and 6-meter-wide carpet:...?

(A) Rs 16654
(B) Rs 18864

(C) Rs 21345
(D) Rs 12768

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A photograph measuring 5. 5 cm by 9 cm is enlarged in the ratio of 7:5. What is the new length and width of the picture...?

(A) 7.8 cm by 12.5 cm
(B) 7.7 cm by 12.6 cm

(C) 7.8 cm by 12.7 cm
(D) None of these

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If all the members of a team are juniors or seniors, and if the ratio of juniors to seniors on the team is 3:5, what percent of team members are seniors...?

(A) 37.5%
(B) 40%

(C) 60%
(D) 62.5%

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A sum of money becomes doubles in 3 years at compound interest, compounded annually at the same rate. In how many years it will become 4 times of itself...?

(A) 5 years
(B) 6 years

(C) 7.5 years
(D) 12 years

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The area of circle is 275c * m ^ 2 What is the circumference of circle:...?

(A) 55,43 cm
(B) 58,79 cm

(C) 60,09 cm
(D) 77,33 cm

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If an object falls 27m and rebounds two-thirds, what is the total distance...?

(A) 105m
(B) 135m

(C) 54m
(D) 120m

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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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Three number 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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When 52416 is divided by 312, the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168?

(A) 3:12
(B) 312

(C) 3120
(D) None of these

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