# Worksheets on Digits and Numbers

Practice the questions given in the worksheets on digits and numbers.

1. Numbers 1, 2, 3, 4, .........., 248, 249, 250 are multiplied together. The number of zeros at the end of the product on the right will be equal to

(a) 60

(b) 61

(c) 62

(d) 63

2. How many five-digit natural numbers are possible?

(a) 99999

(b) 99000

(c) 89000

(d) 90000

3. The difference of two numbers is 7 and the difference of their squares is 119. The product of the numbers is

(a) 72

(b) 60

(c) 77

(d) 63

4. The sum of two numbers is five times their difference. The ratio of the numbers is

(a) 2 : 1

(b) 2: 5

(c) 3: 4

(d) 3 :2

5. The sum of two numbers is 3465, and their difference is equal to one-third of the smaller number. What is the greater number?

(a) 1980

(b) 1485

(c) 1890

(d) 1585

6. The number of digits used in numbering each page of a book of 250 pages is:

(a) 642

(b) 742

(c) 624

(d) 426

7. If the digits of a two-digit number are interchanged, the number so formed is 54 more than the original number. The sum of the digits is 8. What is the twice value of original number?

(a) 122

(b) 142

(c) 152

(d) 34

8. A two-digit number is seven times the sum of its digits. If 27 is subtracted from the number, the position of digits get interchanged. The n umber is:

(a) 56

(b) 63

(c) 84

(d) None

9. How many three-digit numbers, in all, are divisible by 8?

(a) 111

(b) 112

(c) 113

(d) 114

10. In a book, containing 30 pages, one sheet is missing. Sum of the page numbers of the remaining pages is 430. The numbers written on both the sides of the missing sheet must be

(a) 14, 15

(b) 17, 18

(c) 18, 19

(d) 7, 8

Answers for the worksheet on worksheets on digits and numbers are given below.

1. (c)

2. (d)

3. (b)

4. (d)

5. (a)

6. (a)

7. (d)

8. (b)

9. (b)

10. (b)

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