Answer:
$79 total earnings
Step-by-step explanation:
Here, earnings = (hourly rate)(number of hours):
= ($8.30/hr)(6 hrs) + ($7.30/hr)(4 hrs), or
Total earnings = $49.80 + $29.20
" " = $79.00
4x+8x+12x+16x=5+10+30+40
4x+8x+12x+16x= 85
40x=85
x= 85/40
x=2.125
Convert m to cm,
0.045m =4.5cm
0.034m = 3.5cm
0.01m = 1cm
Volume = 4.5 cm × 3.5 × 1 = 15.75 cm3