What number raised to both the first and second power equals 1

Anna is having a pizza party. Anna will order 2 pizzas for every 5 people at her party. There will be 20 people at Anna's party. what's the total number of pizzas Th t Anna will order?

If 5% of the total ticket is $125 what is the value of the total ticket sales

Example of two whole number factors with a product of 9.

Write - 7.5 as a common fraction.

Mario had a 5 cups of smooth peanut butter in a jar the morning. At 10:00 am. he used 1/2 of a cup for a snack. At lunchtime, he used 1 1/4 cups for sandwich. At 4:00 pm, he spread 1/3 of a cup onto some celery for his sister.

Doubles fact you can use to find the sum 2+3=

What is - 7 repeating

If f (x) = - 5x+1 and g (x) = x^3 then what is (g°f) (0)

How do u convert 12 years to hours

How to factor out the coefficient of the variable of fractions?