How can you use mental math to find 7 times 53

Select the equations of the lines that are parallel to the line whose equation is y = 3x + 5. (multiple choice) A. 6x + 2y = 12 B. - 3x + y = 8 C. 3y = 9x D. y = - x

Alexis wants to make a paperweight at pottery class. He designs a pyramid-like model with a base area of 100 square centimeters and a height of 6 centimeters. He wants the paperweight to weigh at least 300 grams.

A rectangular field is 120 meters long and 75 meters wide. Give the length and width of another rectangular field that has the same perimeter but a smaller area. width = 0 meters X 5 ? length = meters

Nancy Stone has a small company and has negotiated a special rate for rental cars when she and other employees take business trips. The maximum charge is $45.00 per day plus $0.40 per mile.

A number to the 9th power divided by the same number to the 6th power equals 64. What is the number?

A student who correctly answered 60 questions ona test received a score of 75%. how many questions are on the test?

Five times the sum of a number and - 1 is the same as 6 times the number. What is thisnumber?

Minxia counted 40 green cars and 20 silver cars in the parking lot. If the number of green cars stays the same, how many more silver card would need to be added so the ratio of green cars to silver cars is 1 to 3?

How do we find the mode of a set of numbers and can there be more than one

Ella is making 3 batches of banana milkshake she needs 3/4 gallon of milk for each bath. Her measuring cup holds 1/4 gallon. How many times will she needs to fill the measuring cup to make all 3 bathes of milkshake.