Todd knows the ratio of boys in his class is 3:5. Since 12 of the students are boys he says there must be 36 students in his class. Is he right?

A ski shop has a markup rate of 50% find the selling price of skis that cost the store owner $300. tell me how you got the answer

Recipe A calls for 2 cups of sugar and makes 48 cookies. Recipe B calls for 3 cups of sugar and makes 54 of the same-sized cookies. Determine which recipe contains more sugar in each cookie. Use complete sentences to explain your reasoning.

Sarah paid a food bill of $13.74 with a $20 bill. How much change was she owed? A. $5.26 B. $33.74 C. $6.26 D. $6.74

What is the value of x A. 68, b. 62, c. 112, d124

What's the square root of five

Select the correct product. (x^2 + 4x + 8) (2x - 1) a. 2x^3 + 7x^2 + 12x - 8 b. 2x^3 - 7x^2 - 12x - 8 c. x^2 + 6x + 7 d. x^2 + 8x - 8

A factory can produce 20 machines in 1 hour on weedays the factory operates 8 hours per day How many machines can the factory produce in 1 weekday?

The probility that u randomly select a red marble from a group of 40 marbles is frac (7) (20). how many are red marbles

A train car can hold 22 passengers. If there are 140 passengers, how many train cars will be needed to carry all of them?

A printer prints 28 photos in 8 minutes. a. How many minutes does it take to print 21 more photos?