There are 27 pupils. there are twice as many boys than girls. how many boys and girls are there

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Determine domain and range, largest open interval, and intervals which function is continuous.