Math BODMAS HCF LCM - YLB Online Educational Forum

1. 4+4+4+4 ÷ 4

A.None of them

B.13

C.12

D.25

2. 3 [3 + 3 {42 – 2 (13 +3)}]

A.55

B.88

C.None of them

D.99

3. 5 x 50 +57 -57 ÷ 57

A.306

B.None of them

C.404

D.654

4. 12- [20 ÷{8-2(9-5-2)}]

A.None of them

B.8

C.7

D.3

5. Find HCF 78, 52, 23

A.3

B.4

C.1

D.None of them

6. It takes Julia 1/2 hour to wash, comb her hair and put on her clothes, and 1/4 hour to have her breakfast. How much time does it take Julia to be ready for school?]

A.3/4

B.None of them

C.1/3

D.1/4

7. Find HCF 96, 54, 75

A.3

B.8

C.0

D.None of them

8. Which two fractions are equivalent?

A.1/4 and 2/4

B.5/2 and 2/5

C.None of them

D.4/3 and 8/6

9. Find HCF 84, 96, 63

A.None of them

B.9

C.2

D.3

10. Find the Least Common Multiple (LCM) 40,54,62

A.44778

B.33480

C.None of them

D.22167

11. 18-3+33of3÷99-1

A.2.5

B.None of them

C.14

D.15

12. Find the Least Common Multiple (LCM) 12,32,40

A.443

B.None of them

C.480

D.870

13. 15-[16-{12+21÷(9-2)}]

A.11

B.21

C.None of them

D.14

14. Find HCF 154, 87

A.8

B.2

C.1

D.None of them

15. Find the Least Common Multiple (LCM) 91,49,7

A.637

B.None of them

C.543

D.675

16. 7614 +832 x 48 ÷ 16- 8

A.10343

B.10102

C.None of them

D.6755

17. 80+[20 x { 20-(10 ÷5) }]

A.440

B.770

C.None of them

D.551

18. Find the Least Common Multiple (LCM) 12,84,91

A.1092

B.3278

C.3589

D.None of them

19. [{64-(12+13)}÷3]+15

A.87

B.28

C.34

D.None of them

20. Find the Least Common Multiple (LCM) 45.90.15

A.None of them

B.70

C.90

D.80