Number of different types of atoms in the universe-

Ms. Grundy decorated a card using of a foot of ribbon. Ms. Alba decorated a gift using a piece of ribbon 8 times as long as Ms. Grundy's. What length of ribbon did Ms. Alba use?

What is the factored form of the expression? 3x2 + 8x - 16

What si the simplest form of - 17/4

Find the central angle of a sector of a circle if the area of the sector and the area of the remaining part of the circle are in the proportion 4 : 5 (with explanation)

How does the graph g (x) = 10^x-8 compare to the graph of f (x) = 10^x

A class conduct a survey of 1000 students 6% of the students have forgotten their locker combinations how many students have forgotten their locker combinations

What is the answer too this (3x+3) (x+4)

If i hace 2 f's and i am homeschooled will i get held back and repeat the 7th grade?

6*10^-2 is how many times as 2•10-8

If 5 potatoes together have a mass of 1 kilogram and 8 pears together have a mass is 1,200 grams, which has the greater mass, a potatoe or a pear? Explain.