Kyle's scores on his first five tests were 86, 80, 85, 75, and 84. What score must he get on the next test so that his average will be exactly 85?

Of 60 books on a bookshelf, 24 are nonfiction. What percent of the books are nonfiction?

How do u find the absolute value

Cos (a-b) = cos a cos b + sin a sin b for all values of a and b. True or False

Look at these sets of ordered pairs. W) { (8, 9), (2, 3), (0, - 2), (10,-9) } X) { (0, 0), (5, 10), (-3, 3}} Y) { (1, 1), (2, 2), (3, 3), (4,4) } z) { (-10, 1), (-9, 3), (-4,5) } Which of the sets represent functions?

The "off-peak" weekly average cost of hiring a caravan in Wales is 520. In July the average cost increases to 800. calculate the percentage increase in cost. Give your answer to 2 significant figures.

How many times smaller is 6 is than 60

Sarah is making strings of beads in the first string she uses 3 beads and she triples the number of beads in each of the next strings identify the number of beads she uses in 5 string

If yuri has 20 books in each shelve and there are 6 bookshelves how many book are in the bookcase

Write an equation to solve Keisha bought a used bike for $12 more than half its original price. She paid $72. What was the original price?

Round 45,122 to the nearest thousand