How do you add fractions with different denominators

The experimental probability of rain in a certain town is 20% in the next 45 days how many days can one expect to rain

Emma has 53 marbles. she gets some marbles from Fred. then she gives 10 marbles to tessie. she now has 58 marbles how many marbles does she get from Fred?

Which three criteria do binomial experiments meet? there are only two trials. the trials are independent. there are only two outcomes per trial. each outcome is repeatable. the probability of success is the same for each trial?

Solve x^2 + 8x + 8 = 0 by completing the square. Which equation is used in the process? (x + 4) ^2 = 0 (x + 4) ^2 = 4 (x + 4) ^2 = 8

There are 34 dogwood trees and 39 maple trees currently in the park. Park workers will plant more dogwood trees today. When the workers are finished there will be 67 dogwood trees in the park. How many dogwood trees did the workers plant today.

How can you solve 3 (x + 2) = 9 without distributing the 3?

51+46 b) Use the formula v = u + at to find the velocity, when • the initial velocity is 3 m/s • the acceleration is 1.5 m/s2 • the time is 7 seconds

10 children in kindergarten class any dog 14 children in the class do not own a dog find the ratio of the number of children that on a dog to the number of children in the class express the ratio in a simplify fraction

A bunch of 6 bananas cost $3.54. What is the unit rate?

Christopher buys a basket of eggplants for $6 before tax. the sales tax is 3%. what is the total price Christopher pays for the basket of eggplants?