What is the vertex of f (*) = 5*^2+20*-16

Out of every 40 pens, 5 pens are discarded. What percent of the pens are not discarded?

Jack is calculating the density of apples in a box. He knows the number of apples in the box and the volume of the box.

The minimum temperature for a particular day was 4 Fahrenheit below 0 the maximum was 16 Fahrenheit higher what was the maximum temperature

What is c in (c+3) - 2c - (1-3c) = 2

Pat wants to measure the length of a table. She'll use a measuring tape. Which units should Pat use to express the length? 1. pints, 2. degrees, 3. inches, 4. moles

Dan has $3.75. If he spends 1/3 of his money, how much will he have left? A. $1.25 B. $2.50 C. $7.50 D. $11.25

What's (-3x + 7) + (-6x + 9) and if you can, ow do I show work for that

An electric pump can fill a 45-gallon tub in half an hour. At this rate, how long would it take to fill a 60-gallon tub?

Write 806000000 in scientific notation

A flower bed is in the shape of triangle with one side twice the length of the shortest side and the third side is 28 feet more thanthe length of the shortest side. find the dimensions if the perimeter is 184 feet.