Whats the sum for 5 (-3.4k-7) + (3k+21)

Would you rather have a cube of gold that measures 25 mm on each side, or two cubes of gold, one is 24 mm per side, and one is7 mm per side?

If you invested $500 into a bank account earning continuously compounded interest and the value after 6 years is $614.99, find the interest rate. Write your answer as a percent rounded to the nearest hundredth.

How many pairs of whole numbers have a sum of 110

Beth rode her bike a total of 7 1/2 miles on Monday, Tuesday and Wednesday. if she rode an equal number of miles each day, how far did she ride on one day?

Evaluate the value of x 3x+-4=8

Diameters AB and CD of circle K intersect such that m∠BKD = 100°. The measure of arc AC is:

There are 18 shapes below. how many groups of 3 can you make with them? how many will you have left over?

Explain how 0 tens and 27 ones and 1 ten and 17 ones show the same answer and the answer is 27

Which is a perfect square? 72 81 90 99

2. Decide which estimate is closest to the actual answer. Explain your reasoning. (a) A store bought 35 lb of produce. If the store spent $100.80, about how much does the produce cost per pound in dollars? 0.03, 0.