Oak has a density of 650 kilograms per cubic meter. what is the mass of a block of oak wood with a volume of 12 cubic meters?
a) 7800 kg
b) 662 kg
c) 638 kg
d) 54 kg

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93