Keisha is working on a math worksheet with 50 problems. She has completed 20 problems in 25 minutes. If she continues at the same pace, what will the total time be for her to complete the worksheets

Write -1.2 as a mixed number.

Hillary babysits for $6 per hour. She also works as a math tutor for $8 per hour. Her parents only allow her to work 14 hours per week. She wants to make at least $90.

What is the mean of the following set of numbers? 13, 15, 11, 30, 20, 24, 13 A. 15 B. 13 C. 19 D. 18

Is 5xy + y = 9 linear?

If m = 1 3/5, what is the value of 6m? 6 3/5 9 4/5 9 2/5 9 3/5

Find the quotient of ' (16t^2-4) / (8t+4) '

The Science Club has 35 members, 10 girls and 25 boys. What is the ratio of girls to boys in the Science Club? A. 2:1 B. 2:5 C. 5:2

The cost of petrol rises by 2 cents a liter. last week a man bought 20 liters at the old price. This week he bought 10 liters at the new price. Altogether, the petrol costs $9.20. What was the old price for 1 liter?

1. Which equation represents the linear graph? A) y = 2x - 4 B) y = 2x + 4 C) y = 4x - 2 D) y = 4x + 2

Mary has $500 in her account. She makes a $350 withdrawal, deposits $100, and then gets charged a $20 fee. How much does she have in her account? A) $180 B) $230 C) $290 D) $340