Mathematics Quiz

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401. Let the number M be a decimal such that M = 0.pqrpqrpqrpqr... where p, q and r are integers lying between 0 & 9. At the most two digits out of p, q and r are equal to 0. By which of the following numbers M should be multiplied so that itbecomes a natural number? A. 99 B. 3996 C. 9964 D. 39996
Answer:B

402. What is the remainder when 196859 + 20 is divided by 18? A. 3 B. 17 C. 2 D. 0
Answer:A

403. F is the smallest natural number, which when multiplied by 7 gives a number made of 4’s only. Sum of the digits of F is G. The last digit of G 92 is A. 4 B. 2 C. 6 D. 8
Answer:C
404. A certain even number K is given, which is not divisible by C. What will be the remainder if this number …show more content…

What is the total number of positive integer solutions of the form of (p, q. that satisfy the equation 2p + A.5q = 60? A. 9 B. 11 C. 10 D. 8
Answer:A

407. In a parking lot, every third car is red and every fourth car is white. What could be the maximum number of cars in that parking lot? A. 12 B. 16 C. 13 D. 11
Answer:D

408. If 20! is divided by 6, which of the following will be the remainder? A. 0 B. 1 C. 2 D. 4
Answer:A
409. A rectangular piece of wood has its length and breadth cut by 10% and 30% respectivel The percentage of area cut off is – A. 20 B. 25 C. 37 D. None of these
Answer:C

410. The average age of a family of 5 persons, 5 years back was 25 years. Due to the birth of two children, the average age of the family now is 22 years. If the age difference between the two children is 2 years, their ages in years are:
A. 15.5 and 1C.5
B. 3 and 1
C. 5 and 3
D. 8.5 and 6.5
Answer:B
411. I know many numbers, which when divided by 12 and 16, leave the same remainder ineach case, and are exactly divisible by 1A. Find the least of such numbers.
A. 99
B. 55
C. 132
D. 176
Answer:B
412.Find the last two digits of the product: 122 × 123 × 125 × 127 × 129.

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