The ratio of the amount of money in David's pocket to that in Indira's pocket is 10 : 9. Indira has 27p How much does David have?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

In the 30-60-90 triangle below side s has a length of and side r has a length

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.