Eryn and seven of her friends go out to lunch. the total bill comes to $143.35. they decide to leave a 15% tip. each person will contribute an equal amount to the total tip. estimate what each person will contribute. a. $2.70 b. $3.10 c. $18.00 d. $26.00

A. $2.70

Step-by-step explanation:  

We are told that Eryn and seven of her friends go out to lunch. The total bill comes to $143.35. They decide to leave a 15% tip. Each person will contribute an equal amount to the total tip.

First of all we will find the amount of tip by finding 15% of $143.35.

Now let us find amount that each person will contribute by dividing 21.5025 by 8 as Eryn and her seven friends will contribute an equal amount to the total tip.    

Therefore, each person will contribute $2.70 to the total tip and option A is the correct choice.  

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.