How much matter in the universe is comprised of atoms

Osvoldo has a goal of getting at least 30% of his grams of carbohydrates each day from whole grains. Today, he ate 220 grams of carbohydrates, and 55grams were from whole grains. Did Osvoldo meet his goal?

The troop hiked to the end of the trail and back. If the trail was three and a half miles long how far did the troop hike

Write 0.292929 as a fraction

An item is regularly priced at $85. It is on sale for 75% off the regular price.

Mary has $ 160. She is buying beads for a necklace that cost $ 4 each. Use this information to answer questions 5 dash -6. 5.

Use the substitution method to solve the system of equations. Choose the correct ordered pair. 2x + 3y = 13 x = 2 A. (2, 3) B. (3, 2) C. (3, 3) D. (2, 4)

Which of these statements isn't always true? A. a + (-b) = - b + a B. a - (-b) = (-b) - a C. (a+b) + (-c) + a + b [b + (-c) ] D. - (a) = a

A tile is chosen at random from a bag containing the following tiles: 7 blue, 3 green, 6 yellow, and 4 purple. Let P be the probability distribution defined on the set {blue, green, yellow, purple}. Write each probability

Find the value of x such that the data set has the given mean. 102, 119, 107, 115, 110, x; mean 117

A worldwide organization of academics claims that the mean score of its members is 112 with a standard deviation of 16.