What is 3/10 x 50 = in mixed numbers?

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

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2