A motorboat traveling with the current went 30 mi in 3 h. Against the current, it took 5 h to travel the same distance. Find the rate of the boat in calm water and the rate of the current.

A store is having a 15% off sale on all shirts. When Suri checks out, the clerk takes $4.50 off the original price of the shirt. What was the original cost of the shirt? Use the formula to find the answer. 15% of x = $4.50

7x-4 (6-x) + 12. if x=6

Martin is making a candy that contains 90% milk chocolate and the rest caramels. The candy has 3 pounds of caramels.

A developer wants to enclose a rectangular grassy lot that borders a city street for parking. If the developer has 288 feet of fencing and does not fence the side along the street, what is the largest area that can be enclosed? A. 20,736 ft2 B.

What is 11 percent as a fraction?

If s and t are integers greater than 1 and each is a factor of the integer n, which of the following must be a factor of n^{st}? 1) s^t 2) (st) ² 3) s+t A) None B) 1 only C) 2 only D) 3 only E) 1 and 2

In the scientific method before conducting an experiment it is necessary to

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. How much did Miguel spend altogether?

1/3 - negative 2/5 - 3/4 =

What is 32/36 equivalent to?