How many ways can we choose 6 donuts

from a donut shop that sells three types of donut?

Consider the odd numbers 4, 9, 16, 36, 49, 64, and 81 are called square numbers. 1. Consider the odd square numbers less than 100. How do their factor sums differ from the factor sums of non-square odd numbers? 2.

A certain number was multiplied by 4. Then, this product was divided by 19.4. Finally 6.4 was subtracted from this quotient, resulting in a difference of - 8.4, What was this number?

Explain how multiplying by a whole number can result in a product less than one

The formula A = 146e0.03t models the population of a particular city, in thousands, t years after 1998. When will the population of the city reach 229 thousand?

What is the mean of the following set of data? {4,3,1, 6, 1,7}

The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed, with mean of 3.2 pounds and standard deviation of 0.8 pound.

What is the surface area of a sphere with a circumference of 50 ft? Round the answer to the nearest tenth.

The table shows the prices for games and Bella soccer league. her parents and grandmother attend a soccer game. how much theu spend if they all went together in one car?

Alita is knitting a scarf. She will make 1/8 of it using white yarn, 2/8 using green yarn, 3/8 using red yarn, and the rest of the scarf will be made with blue yarn. What fraction of the scarf will be blue? Show your work.

Solve 3x^2 - 5x - 1 = 0 by using the Quadratic Formula. If necessary, round to the nearest hundredth.