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Which equations could you use to solve the following problem?

Seventy-eight is 55% of what number?

78 = (0.55) w

p = (0.85) 78

x/18=55/100

78/x=55/100

How to find the area of parallelograms a=bh

P __ = 6 5 What does P mean?

Jim has 6 quarters, 1 dime, 5 nickels, and 2 pennies in his pocket. If one coin falls from his pocket, what is the probability that the coin is a quarter or a penny?

For pi day, Jill sells 3 apple pies and 1 lemon for & 21. Jack sells 2 apple pies and 3 lemon pies for $28. What was the price of one apple pie

Which has the greater volume? 1. a piece of paper rolled into a cylinder lengthwise, or the same piece of paper rolled into a cylinder widthwise

Find the value of y when x=2 - x - (-2) = y

In a group of 21 students, 8 students take Art courses, 7 students take Music courses. Two students take both courses. A student is chosen randomly from this group. What is the probability that the student takes either Art or Music courses? 57

5% of what number is 63?

Find the sum of the "n" terms of the series: Sn=1²+3²+5² + ... + (2n-1) ²

Aimee's karate class last 1 hour and 15 minutes and is over at 5:00 pm. what time does Aimee's karate class start?