For How many minutes of calls will the costs of the two plans be equal?

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !