The local park has 4 bike racks . each bike rack can hold 15 bikes . there are 16 bikes in the bike racks. what expression shows the total number of empty spaces in the bike racks ?

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)