Is the number 90 a prime number

Which best describes the relationship between the successive terms in the sequence below? -3.2, 4.8, - 7.2, 10.8, A) The terms have a common difference of 8 B) The terms have a common difference of 1.6. C) The terms have a common ratio of - 1.5.

How to find the y-intercept and graph the equation y=4x + 3

Use y=.75x+17 to determine how long grace was at birth

A dartboard has a diameter of 8 inches. What are its radius AND circumference? Round to the nearest hundredth. Use 3.14 for π.

Finley makes 111 batch of her favorite shade of orange paint by mixing 555 liters of yellow paint with 333 liters of red paint. How many batches of orange paint can Finley make if she has 151515 liters of red paint?

90% of students at a university use a backpack, while the rest do not. Of all the students, 50% carry their laptops with them and 5% carry neither a backpack nor laptop. What percentage of students carry their laptops and use a backpack?

Brianna's teacher asked her which of these three expressions are equivalent to each other 9x - 3 x - 4, 12x - 4, 5x + x - 4

I am the only number between 41 and 49 that has 5 as a factor. what number am i?

Solve the proportion: A printer can print 11 color pages in 2 minutes. How many color pages can the printer print in 7 minutes?

Four is three less than