Barton Building Supplies sold 44 tons of gravel on Saturday. This was 55% of the gravel it had at the start of business on Saturday. How many tons of gravel did Barton Building Supplies start with Saturday morning?

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

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)