Mathematics, 17.02.2021 05:20 alogoro

1. Which of the following is equal to 10? A. (6-2)+3 B. (3+11) 4 C. 12-7+2
2. Which of the following is NOT equal to 2?
A. 7+5-3
B. 8+9+1 C. 11-5-4
3. Ifa=3, what is the value of a-5?
A 5
B. -2
C. 2
D. 5-5+2
F
D. 5
4. Which of the following equations is TRUE?
A. (1+7)+3=20-9
C. 12-7=5+(7-6)
B. (6+9)4=15+4-2
D. 4-5=3-(2+8)
5. Which of the following is equal to 22?
i. 14+15-5
ii. (4)(5)+2
iii. 54-24-8
iv. 16+5+10-9
A. i only B. ii only
C. i, ii, iii only D. ii, iii, iv only
6. What is the value of the algebraic expression x=3y-1? If y=-9
A. 27
B. 28
C.-27
D.-28
7. If x=4, what is the value of the expression 5x+1?
A. 10
B. 21
C. 32
D. 55
8. Let y=10x-2, what is y when x=4?
A. X=3, y=4 B. X=-2, y=4 C. X=-3, y=2 D. X=4, y=-2
9. Which values of x and y will make the expression 4y-2x equal to -16?
A. 10
B. 21
C. 32
D. 55
10. Which expression will show the value 18 if x=3?
A. 2x + 6 B. 12+x
C. 8x4
D. 5x + 3

Answers: 2

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1. Which of the following is equal to 10? A. (6-2)+3 B. (3+11) 4 C. 12-7+2
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