Which is an irrational number 81,-0.454545 ...,10

Find the Value of (t) needed to make the equation shown true 25t + (-87.5) = 12.5

what the answer to 6q-1=-q+20

In a race, there are 15 runners. trophies for the race are awarded to the runners finishing in first through fourth place. in how many ways can first through fourth place be determined?

What is the sum of (8a+2b-4) and (3b-5)

Kai picked 13 1/2 pounds of strawberries, he divided them evenly among 9 containers, how many pounds of strawberries did kai place in each container

Ten percent of the reds are added to twenty percent of the blues, and the total is 24. Yet the product of the number of reds and 3 exceeds the number of Blues by 20. How many are red and how many are blue?

In a certain country, the number of charter schools is 4 less than twice the number of alternative schools. We know that there are 48 charter schools in the country. How many alternative schools are in the country?

A culture started with 2000 bacteria. after 8 hours it grew to 2400 predict how many bacteria will be present after 19 hours?

A standard deck of 52 cards has four 13-card suits: diamonds, hearts, clubs, and spades. The diamonds and hearts are red, and the clubs and spades are black. Each 13-card suit contains cards numbered from 2 to 10, a jack, a queen, a king, and an ace.

What is the value of a2 in the sequence? 2, 5, 10, 17, ... 2 5 10 17