What is 1/3 of 57 current size?

John's father is five times older than John and John is twice as old as his sister Alice. In two years time the sum of their ages will be 58. How old is John now?

To complete a job, it takes: 2 hours for Alice and bob, 3 hours for Alice and Charlie and 4 hours for bob and Charlie. How long will the job take if all three work together?

Write the numbers 3,2,8 in an addition sentence

If the cost is $250 each day. How much do I pay at 6 days and 2 nights?

The production planner for Fine Coffees, Inc. produces two coffee blends: American (A) and British (B). He can only get 300 pounds of Colombian beans per week and 200 pounds of Dominican beans per week.

while playing basketball, jada's heart rate goes up to 160 beats per minute. whe jogging her heart beats 25 times in 10 seconds.

What does 12 times a number mean as an expression?

Emma seys that the preduct of a 3-digit number and a 1-digit number will be either a 3 digit number or a 4 digit number. Does Emma's statement make sense

Work out the value of these two questions: 1) 3^2 + 2^3 2) 2^4 - 3^2

What is 5 1/4 divided 2 2/7