D. 4x(6-3)*5 = 60
13. Which of the following equations is correct?
A. 12-(7-2)=3 B. 3 x 5 + 7 = 36 C. (5+5)5 +5 = 6
14. 6x (3+4)-8=4 =
A. 48
B. 40
C. 32
21 D. 20
15. Evaluate the expression [(15+5) X3-20] +8.
ene
A. 5
B. 10
C. 18
D. 25
16. 12+6(21:7)-11 is equal to
A. 6
B. 14
C. 15
D. 19
17. Simplify the equation ( 22 -2 -2 5 )2 + (4-6:6)2 =
A. 10
B. 12
C. 34
D. 36
18. Find the answer of 45 - 32+ 8x4 =
A. 37
B. 38
C. 52
D. 54
19. 9+ (3+5)- 16-23 = N. Find the value of N.
A. 25
B. 24
C. 16
D. 15
20. Evaluate the expression 8 x [(N2-4-15 ) + 2] if N = 10.
A. 125
B. 115
C. 96
D. 81​