Abag contains 90 marbles some red and some transparent the ratio of red marbles to transparent ones is 1: 4. how many red marbles are there? andwer

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

15 points what is the end behavior of this graph? & what is the asymptote of this graph?

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )