Cómo se resuelven las ecuaciones químicas?

Penelope is 4 times as old as Jose. Jose is 3 years older than Eliot. If the sum of all three is 57 years, how old will Jose turn in 4 years. (And how did you get that answer)

An economy package of cups has 660 green cups. If the green cups are 30% of the total package, how many cups are in the package? A. 690 B. 198 C. 2,200 D. 1,980

How do you simplify 4x^3 (x^2 - 5x+4)

A square and a rhombus are shown below. Which attribute is true of one of the shapes but not of both

What is the absolute value of 25? |25| = ?

In a coin flipping game, a prize is won if heads is thrown 45%-55% of the time. In a second game, a prize is won if heads is thrown less than 25% of the time. In which game would you rather flip the coin 25 times or 500 times?

Yesterday's low temperature was - 2.5 degrees celsius. today's low temperature is 5 times as low as yesterday's low temperature. what was the low temperature today?

Ricky race $640 in a charity walk last year this year he raised 15% more than he raised last year how much money did Ricky raised this year this year

What is the inverse of h? h (x) = 6x 1

The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 43 ounces and a standard deviation of 7 ounces. Use the Empirical Rule.