Is 13 a natural number

In how many map squares do we have less than 13 species Diversity of Ephcles in Dr. Ride Territory Number of Map Squares 1-6 7-12 13-18 19-24 25-30 31-36 Number of Animal Species

38/35 x 1881/1 x 45/44 multiply in lowest term

Eliminate the parameter. X=sqrt of t y = 2t+5

Simplify 3 to the negative power of 9 over 3 to the negative power of 12

A chemistry book comprises of two section: organic and non-organic in the ratio 2:8. How much of each type of content will be needed to make a book of 400 pages?

You would like to make a nutritious meal of eggs, mixed vegetables and brown rice. The meal should provide at least 35 g of carbohydrates, at least 30 g of protein, and no more than 45 g of fat.

There are 7 women and 5 men in a department. four people are needed for a committee. a. in how many ways can a committee of 4 people be selected? b.

Solve the equation 7 (x-2) = 42

The Quade Family drove 920 miles in 3 days. They drove the same number of miles the first 2 days and then drove 50 miles the third day. How many miles did they drive on each of the first two days? Explain how you found you answer. Show your work

52 - 25 ابيا Greatest common factor