It is neccessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now has 40 liters of 20% solution. How many liters of this should be drained and replaced with 100% antifreeze to get the desired strenght

How to get "4" of 4s to equal 4 using any order of operation

Select all irrational numbers. (fractions) √3/16 √4/16 √9/16 √3/4 √9/4

Amanda's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Amanda per pound, and type B coffee costs per pound. This month, Amanda made pounds of the blend, for a total cost of.

This morning, Robyn wrote a check in the amount of $35.80. This brought her balance down to - $18.25. Suppose n represents Robyn's balance before she wrote the check. Which equation can be used to represent this situation? A. n - 18.25 = 35.80 B.

You are working as a caterer and need 20 gallons of lemonade for an upcoming event. The bottles of lemonade you are purchasing are in liters.

Find the Gcf of 28 and 42

642 x 12=642 tens + 1,284 ones true or false

What is the first step solving 6 (3x7) = 2

Determine if each pair or ratios and rates are equivalent $3 for 6 bagels and $9 for 24 bagels

What is the difference between the smallest six-digit whole number and the greatest 4-digit number