Denny uses 81 gallons of water to wash 12 dogs. If the amount of water used varies directly with the number of dogs washed, how many gallons of water will be needed to wash 42 dogs? Assume that the number of dogs washed is the independent variable.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line