Kacey spends 30 minutes studying for her math and history test. She spends twice as long studying math as studying history. How much time does she spend on each subject

Chantelle gets home from school each day at 4:40pm. On her way home, she first walks to her friend’s home. This takes 15 minutes. After chatting for 15 minutes, she walks to the library in 10 minutes. She stays there 45 minutes doing her homework. The walk home from the library takes 15 minutes. What time does she leave school?

You have a collection of nickels and quarters worth $8.10. If the nickels were quarters and the quarters were nickels, the value would be $17.70. How many of each coin do you have? 24.

Michael has three times as much money as Matthew. Mark has 20 more dollars than Matthew. together they gave 270$. how much does each of them have?

Fabio paid $15.50 for five slices of pizza and two sodas . Liam paid $19.50 for six slices and three sodas. How much does a slice of pizza cost?

Simone earned $500 doing extra chores during the summer. She put some of the money in a CD that earned 5.5%. She put twice as much in a savings account that earned 4.8%. She put the same amount that she put in the savings account into a bond fund that earned 3.7%. After one year, the three accounts made $22.50 in interest. How much did Simone put in the CD?

It takes Carl 8 hours to plant his garden, but only 6 hours if his son helps him. How long would it take his son to plant the garden alone?

Rachel works 2 different jobs. She is paid $15 per hour as a caretaker and $8 per hour as a dog walker. Last week she worked a total of 21 hours and made $280. How many hours did she work at each job that week? Show the calculations/thought process that lead you to your final answer.