Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 11

HARD

10th CBSE

IMPORTANT

Earn 100

Find the smallest number which when divided by $28$ and $32$ , leaving remainders $8$ and $12$ respectively.

Important Questions on Real Numbers

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 12

Find the smallest number which when increased by

17

is exactly divisible by both

468

and

520

EASY

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 13

Find the greatest number of four digits which is exactly divisible by

15, 24

and

36

.

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 14

Find the largest four-digits number which when divided by

4, 7

and

13

leaves a remainder of

3

in each case.

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 15

Find the least number which should be added to

8

so that the sum is exactly divisible by

12

and

3

.

HARD

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 16

Find the greatest number that will divide

43, 91

and

183

so as to leave the same remainder in each case.

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 17

Find the least number which when divided by

20, 25, 35

and

40

leaves remainders

14, 19, 29

and

34

respectively.

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 18

In a seminar, the number of participants in Hindi, English and mathematics are

60, 84

and

108

respectively. Find the minimum number of rooms required, if in each room, the same number of participants are to be seated and all of them being in the same subject.

MEDIUM

10th CBSE

IMPORTANT

Secondary School Mathematics for Class 10>Chapter 1 - Real Numbers>Exercise 1B>Q 19

Three sets of English, Mathematics and Science books containing

336, 240

and

96

books respectively have to be stacked in such a way that all the books are stored subject wise and the height of each stack is the same. How many stacks will be there?