A piggy bank contains quarters and dollar bills. There is at least $18 in the piggy bank and at least 20 quarters. Which of the following systems correctly describe the possible number of quarters (q) and dollar bills (d) in the piggy bank?

Simplify: (a^4b^3) ^2 (3m^2n^5) ^4

Joe Bob wanted to find out how many hours of exercise the students at his school gets each week. He went to the school's gym and asked the following question: "Do you work out every day like a healthy person, or are you a lazy couch potato who only

Hamid published a book of poems. He sold 35 copies in the first week for $10 per copy. He wanted to increase the price of each book to increase his revenue.

A small town in Missouri started with a population of 390 people 60 years ago. Now the town has experienced significant growth and has a population of about 4,878,046 people.

Write 164.38 in expanded form

the sum of the digits of a two-digit number is 7. The tens' digit is one more than twice the units' digit. Find the number

Draw two possible rectangles for the perimeter, P = 8 units. then find the area

1/15+1/6=? Step by step

What is the y coordinate of the solution to the system of equations? 3x+6y=3 5x-y=27

Select each expression that is equivalent to 3 (n+6) select all that apply A. 3n+6 B. 3n+18 C. 2 (n+6) + n D. 2 (n+6) + (n+6) E. 2 (n+6) + n