Simplification & Approximation Mcqs

Q.  (84 ÷ 14 ÷ 2 ÷ 9) * ? = 33⅓

a. 100
b. 300
c. 90,000
d. 10,000


ANSWER: See Answer
 
(84 ÷ 14 ÷ 2 ÷ 9) * ? = 33⅓

=> (6 ÷ 2 ÷ 9) * ? = 100 / 3
=> 3 / 9 * ? = 100 / 3
=> ? = 100
MCQs:  A man rows at a speed of 6 km/hr in still water. If the time taken to row a certain distance upstream is 4 times the time taken to row the same distance downstream, what is the speed of the river?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Two trains 140 metres and 120 metres are running in the same direction with speeds 40 kmph and 60 kmph respectively. In what time will the faster train pass the slower one?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Yalmaz can cover a distance of 400 metres in 2 minutes. Rayan can cover 1 km in 300 seconds. Find the ratio of their speeds.
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  If the ratio of the speeds of A and B to cover a distance of 200 m is 3:4, then the ratio of the time taken to cover the same distance is________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A car can travel 360km with a ¾ full tank. How many km can it travel with a 2/3 full tank?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A boats man can row in still water at speed of 7 km/hr. It takes 6 hours more to travel the same distance in upstream than in downstream if the speed of the river is 3 km/hr. what is the distance between the two destinations?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  If Afnan drives at 4/5th of his usual speed to his office, he is 6 minutes late. What is his usual time to reach his office?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Two boys starts from the same place walking at the rate of 5 kmph and 5.5 kmph respectively in the same direction. What time will they take to be 8.5 km apart?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A cyclist covers a certain distance in 50 minutes at a speed of 24 kmph. To cover the same distance in 40 minutes, he should travel at a speed of__________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Excluding stoppages, the average speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  If a boat is rowed downstream for 50 km in 5 hours and upstream for 24 km in 6 hours, what is the speed of the boat and the river?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Taimoor left for his school at 6 am by foot and walked at the rate of 2 kmph. After reaching his school he found it was closed and immediately turned back and started walking back to his home at 3 kmph. If he reached his home at 9 am, find the distance between his school and his home.
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. What is the speed of the car?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A and B walk around a circular track. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. If they start at 8 a.m. from the same point in opposite directions, how many times shall they cross each other before 9.30 a.m.?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  If a man walks at 6 kmph, he can reach his destination at 9:00 am. However, he walks a little slower and reaches only at 10:00 am. If the distance to his destination was 12 km, at what speed did he walk?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  In a race, a car travelled at a speed of 150 kmph. If it had travelled at 180 kmph, it would have completed the race before 3 minutes. Find the length of the track.
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Asghar traveled from his house to his office at 10 km/hr and returned at rate of 9 km/hr. Rohit travelled through the same path both ways at 12 km/hr and took 10 minutes less than Asghar. What is the distance between Asghar’s house and his office?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 5/3 hours, it must travel at a speed of:_________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A man covered a certain distance at some speed. If he had moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. What is the the distance in km?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A car gives a mileage of 20 km per liter of petrol when driven at a constant speed of 50 kmph but the mileage decreases by 10% when driven at a speed of 70 kmph. How many km can the car travel with 12 liters of petrol if it travels a speed of 70 kmph?
Category: Mathematics Quizzes,   Published by: T-Code Scripts