Each day it decrease $2. So just multiply $2 x 4 days. It changed a total of $8.
Answer:2.84
Step-by-step explanation: 4.5% of 63.20
Answer:
B
Step-by-step explanation:
31. diameter is twice radius. volume cylinder = πr²h
112π = π(7)²h
112π/(49π) = h
16/7 = h
32. volume of sphere is (4/3)πr³
if r = 1 the volume just = (4/3)π
both answers are C
