A first number plus twice a second is 2. Twice the first number plus the second totals 31. Find the numbers

1.) Mario and Hank are arguing. Mario says it is impossible to draw a right triangle with sides measuring 8 inches, 12 inches, and 18 inches. Hank says it is possible. Who is correct? 2.

A student spins a spinner and rolls a number cube. Is that independent or dependent

Which is steeper a line with a slope of seven or a line with a slope of negative 10?

a model sailboat like the one shown below was built using a scale of 1cm = 12ft. if the actual length of the boat is 84ft, how long is the model boat?

Which of the following are compared using proportions? base units equations fractions multipliers rates ratios

A large punch bowl holds 12 gallons of liquids. if five gallons of ginger ale have already been poured into the bowl, what is the most fruit juice that can be added.

Twenty-five subtracted from a number is - 50. what is that number?

a movie theatre charges $4 per movie and the fifth movie is free. how much are you actually paying per movie

Which expression has a value of 20

The capacity of a petrol tank is 80 litres. If it initially contains 5 litres and a petrol pump fills it at 3 litres per 10 seconds, find: a the amount of fuel in the tank after 2 minutes b how long it will take to fill the tank to 32 litres c how