Number Sense Quiz

A toy machine makes 3725 toys in a day. Find the best estimate of the number of toys produced in April 2004, rounded off to the nearest thousands.

1. 112000
2. 3000
3. 111000
4. 111800

Answer: (a) 112000

Four different paint cans contain 12 L, 14 L, 24 L and 28 L of paint respectively. Find the minimum capacity of a bucket that all these paint cans can fill exactly one by one.

1. 168 L
2. 2 L
3. 8 L
4. 108 L

Answer: (a) 168 L

Paula was asked to write down the value of N in the six-digit number 48642N, which was divisible by 11. What will be the value of N?

1. 1
2. 0
3. 3
4. 8

Answer: (b) 0

Find the difference between the largest and smallest 5 digit number that can be formed using the digits 0,8,9,6,3.

1. 67941
2. 69741
3. 94941
4. 94491

Answer: (a) 67941

Round off the result of the product of 23 and 3 when added to 56 and then subtracted from 675 to the nearest hundreds.

1. 500
2. 550
3. 600
4. 400

Answer: (c) 600

Richard wants to collect some stamps for his collection. He decides to collect 1045 more stamps. If he collects the same number of stamps every day and the number is a prime number greater than 10 and lesser than 20, in minimum how many days will he finish collecting the stamps?

1. 95
2. 15
3. 55
4. 25

Answer: (c) 55

Which of the following statements are true or false: (i) Rounding off 4860 to the nearest hundreds gives 4000. (ii) Place value of 6 in 86521458 is sixty thousand (iii) Roman numeral for the smallest 3 digit number is M.

1. (i) - F, (ii) - F, (iii) - T
2. (i) - F, (ii) - T, (iii) - F
3. (i) - F, (ii) - F, (iii) F
4. (i) - F, (ii) - T, (iii) - T

Answer: (c) (i) - F, (ii) - F, (iii) F

If the school bell at three different schools ring every 48 mins, 72 mins and 80 mins respectively and they all ring simultaneously at 08:24:00 hrs, when will they next ring simultaneously?

1. 18:24
2. 8:32
3. 10:48
4. 20:24

Answer: (d) 20:24

Find the quotient if the sum of Seven hundred three million eight thousand seven hundred three and Five hundred thousand and two is divided by 5.

1. 703508705
2. 140701741
3. 1542852
4. 708008905

Answer: (b) 140701741

Fill in the blank: The successor of the sum of the 5th and 8th odd numbers coming after 51,708 is_____.

1. 104345
2. 103440
3. 104342
4. 103441

Answer: (d) 103441