Divide and simplify.
A. 3r8 - 5r5
B. 3r6 - 5r3
C. 18r6 - 30r3
D. 3r7 - 5r4
Answer: B
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Subtract. Simplify, if possible.11
- 
A. 10
B. 11
C. 10
D. 9
Identify the place value of the digit 5 in the decimal number. 135,103.36
A. hundreds B. hundredths C. thousands D. thousandths
Solve the problem.The temperature (in degrees Fahrenheit) of a dead body that has been cooling in a room set at 70° is measured as 88°. One hour later, the body temperature is 87.5°. How long (to the nearest hour) before the first measurement was the time of death, assuming that the body temperature of the deceased at the time of death was 98.6°. Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.
What will be an ideal response?
Solve the problem.Find the volume V and surface area S of a sphere of radius 4 centimeters. Express the answer in teems of ?.
A. V = 256? cm3; S = 4? cm2
B. V = 
? cm3; S = 64? cm2
C. V = 
? cm3; S = 
? cm2
D. V = 64? cm3; S = 16? cm2