So sánh a và b 4/3 < 1/11+1/12+1/13+...+1/70 < 5/2

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip