What is the ratio of the Volume of the smaller pyramid to the larger pyramid

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319