The mass of Mars is about 6.421x10^20 metric tons. The mass of the sun is about 1.998x10^27 metric tons. About how many times the mass of Mars is the mass of the sun? Give your answer in scientific notation.

A bakery sold 2,640 loaves of whole wheat bread in January. The bakery also sold 9,360 loaves of other kinds of bread that month. What percent of the loaves sold were whole wheat?

Ce=19 df=4x-13 solve for x

Solve the system of equations by graphing. x+y=8 2x+y=3

Round. 593 to the nearest tenths place value.

At 7 ft 7 in. tall, Manute Bol was one of the tallest players in NBA history. Spud Webb, at 5 ft 7 in. tall, was one of the shortest players. (a) What is the difference in height between the two players?

An investor bought 3 shares of stock A and 2 shares of stock B for a total of $41. Stock a costs $2.00 more per share than stock B. What is the cost of a share of stock a in dollars?

There are approximately 3.33.3 million deaths per year in country a. Express this quantity as deaths per minute.

The quotient of a number dividend by 11 is 0.5

3. If Earth was 10 times farther away from the sun than it is now, which planet would it be closest to? (Assume all the planets are aligned with the sun and are on the same side of the sun.) Compare Earth's new distance to that planet.

What is the volume of a cylinder that has a radius of 4 cm and a length of 8cm