Answer:
1. 520
2. 568.125
Step-by-step explanation:
1.
10 per 40 hours + 1.5 overtime
1.5 overtime = 10(1.5) = 15
10 (40) + 15 (8)
= 400 + 120
= 520
2.
11.25 per 40 hours + 1.5 overtime
1.5 overtime = 11.25(1.5) = 16.875
11.25 (40) + 16.875 (7)
= 450 + 118.125
= 568.125
Subtraction
161616+444= 162,060
Answer:

Step-by-step explanation:

See the attached picture:
A
100+89.50×36
=3,322
b
3,322−2,900
=422
c
2,900÷89.50
=33