Question

On average, the total number of electric guitars sold in Texas and Wyoming each year is 89,544. The average number of guitars sold in Texas is seven times the average number of guitars sold each year in Wyoming. How many electric guitars, on average, are sold in Wyoming?

Please show work.

Thanks.

Answer 1

Given:
Texas and Wyoming Average = 89,544
Average of Wyoming = x
Average of Texas = 7x

7x + x = 89,544
8x = 89,544
x = 11,193 Average of Wyoming

7x = 7 * 11,193 = 78,351 Average of Texas