The microphone is about 9 times tarther from the
electric guitar amplifier than it should be to produce
a natural, well-balanced sound. Write and solve an
equation to find how far from the amplifier the
microphone should be placed.

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21

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.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?