Answer:
A.
1. 2a, 3b, 4c, 5d, 6e, 7f
2. x, 2x, 3x, 4x, 5x, 6x,
3. A, C, E, G, I, K, M
4. a+b, a+3b, a+5b, a+7b, a+9b, a+11b
5. A26, C24, E22, G20, I18, K16
B.
1. EX
2. EX
3. EQ
4. EQ
5. EX
6. EX
7. EQ
8. EX
9. EX
10. EX
C.
1. 36+10
2. 6+2×3
3. 10-4+7
4. 8÷2+5=9
5. 12×5=60
#Correct me if I'm wrong✓
#Hope it'll help!
