A woman owns 21 pets. Each of her pets is either a cat or a bird. If the pets have a total of 76 legs, how many cats and how many birds does the woman own?

A student was asked to use the formula for the perimeter of a rectangle, p = 2l 2w, to solve for l. the student came up with an answer, p - 2w=2l. what error did the student make? explain. then solve for l

Identify two factors that have a product of 1/12

A driver and their driver's license number. Is that a function

What is the meaning of equivalen

during the 31 nights of October, Keith kept track of his sleep. he slept a total of 297 hours. How many hours of sleep did he average each night?

A trapezoid with a height of 8 ft has bases of length 14 ft and 12 ft. Find the area of the trapezoid.

If you roll a standard number cube 65 times, how many times do you expect the cube to show an even number? Round the measure to the nearest whole number

Sound waves are emitted from a fishing boat. Some of the sound waves are reflected by fish and detected back at the boat. The shortest time between the sound waves being emitted and detected is 0.26 s. The speed of sound in water is 1500 m/s.

To make orange paint, Pedro mixes red paint and yellow paint in the ratio 3:2. If he uses 8.5 gallons of yellow paint, how many gallons of red paint does he use?

In which of these examples, binomial distribution can be used? a) Finding the best month to launch a new product b) Accurately predicting who will be promoted at work c) Predicting the score of a cricket match d) Probability of getting a certain