In 1975 the price of gasoline per gallon was 52.5 cents. With the 1975 price as the reference value, the gasoline price index for 1998 is 192.4. What was the cost of a gallon of gasoline in 1998?

Solve for x. -6x = - 18

Express x2+10x+30 in completed square form

Write a doubles fact you can use to find the sum. Write the sum 7+6

North Korea has a populatiion of 25 million people, of whom 1.1 million are in the military. South korea has an army of 650,000 out of a population of 49 million. What percentage of the population is in the military in i. North Korea? ii.

Find the x-intercept of the graph of y = a x + b. (Assume b ≠ 0.)

A science teacher has a supply of 20% saline solution and a supply of 50% saline solution. How much of each solution should the teacher mix together to get 60 ML of 28% saline solution for an experiment

There goes my hopes for Virtuoso rank ... What are the zeros of the function y = x2 + 10x - 171, and why?

Which is greatest ... 63 of 100, 60% of 80, 3/5 of 85,

John can eat 10 hot dogs in 4 mins. At this rate, how many hot dogs can he eat in 18 mins?

wo positive integers are 3 units apart on a number line. Their product is 108. Which equation can be used to solve for m, the greater integer? m (m - 3) = 108 m (m + 3) = 108 (m + 3) (m - 3) = 108 (m - 12) (m - 9) = 108