Jenny has finished 12 of the 20 lessons in her piano book. liam has finished the same percent of lessons from his piano book. his book contains 30 lessons. how many lessons had liam finished?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

What is the greater volume 72 quarts or 23 gallons

Aline passes through 3,7 and 6,9 what equation represents the line