What is the solution to x + 7 = 27?

A) 189

B) 20

C) 27

D) 34

After one hour, the hare had finished 2/3 of a 100-yard race. In that same time, the tortoise had finished 42 3/4 yards. How much farther had the hare run than the tortoise?

George wants to build a fence around his square backyard measures 60 feet. If it cost $7 per foot for the fence and george only needs to put fencing around three sides of the yard, how much will it cost him to build the fence?

A solution which is 38.0% w/w in k2cro4 has a specific gravity of 1.37. calculate the concentration in terms of molarity of chromate ion.

Solve : x + 1/2 + x + 2/3 - x + 3/4 = 2

Is the relation a function? { (1, 12), (3, 14), (14, 3), (5, 12) } yes or no

The length of a rectangle is 4 centimeters more than twice its width. If the perimeter of the rectangle is 86 centimeters, find the dimensions of the rectangle

A rock has a height of 4 cm, a length of 5 cm, and a width of 2 cm. What is the volume of the rock? 11 cm 20 cm 50 cm none of the above

X is at most 30 as an inequality

The total value of a collection of nickels and dimes is $3.05. If the number of nickels is 19 greater than the number of dimes. Which equation determines how many coins there are of each kind?

Write two decimals, each less than 1, which multiply to make 0.1