Amiddle school wants to have a student-to-teacher ratio of 25: 2 .if the school has 325 students, how many teachers does it need

26 teachers

Step-by-step explanation:

First, set up a proportion.

=

Then cross-multiply to get your equation.

25 * x = 325 * 2

25x = 650

Finally, isolate the variable to find your answer.

x = 650/25

x = 26 teachers

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

whatever you can spend with $11.53 or under.

step-by-step explanation:

20 - 8.47 = 11.53. take away the money he used for lunch from the starting amount of 20.