ally spent half of her weekly allowance at the movies. to earn more money her parents let her clean the windows in the house for $7. what is her weekly allowance if she is left with $12?

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Which statement is true? n is a point of tangency on circle p. pt is a secant of circle p. is a secant of circle p. vu is a tangent of circle p.