There are approximately 7.5x10^18 grains of sand on earth. There are approximately 7x10 ^27 atoms in an average human body. Are there more grains of sand on earth or atoms in an average human body? How do you know?

Jake's measures the height of a tree to be 74 3/8 inches. Six months later, he measures the height again. He says the tree has grown 2 3/4 inches. How tall is the tree?

Which Allied country refused to ratify the Treaty of Versailles? A. United States B. France C. Italy D. Great Britain

Find the area of a triangle with a base of 12 inches and a height of 9 inches. 108 in2 54 in2 216 in2

A supermarket sells 4 apples for $3 and 3 oranges for $4. if lyndsey buys 12 apples and 12 oranges, how much money will she spend on fruit?

When writing expressions for complex numbers, what does i represent?

In order to monitor the geese population the state wildlife service annually samples the number of hatchlings from 30 nests using a simulation. Which number of hatchlings would be a reasonable outcome for the simulation

What is the reference angle for π/6

An ant can carry roughly 38 milligrams of weight. If there are 92 ants gathered, which is a good estimate of the total amount of weight they can carry together?

8) 2 (5-6n) : 10n - 166 how do you solve this?

The sum of two numbers is 70 and their difference is 24. Find the two numbers