When Max first commenced working it took him 4 hours to make a cabinet, but now it only takes him 2 hours 40 minutes. By what fraction has Max shortened his time?

When Max first commenced working it took him 4 hours to make a cabinet, but now it only takes him 2 hours 40 minutes. By what fraction has Max shortened his time?

Five consecutive even numbers add up to 80. What is the largest of the five even numbers?

it is a maths integer problem

I'm in 7th grade and this popped up on my homework! Please help!

A nurse needs rubbing alcohol, which is a 70% alcohol solution. However, there is only a 40% alcohol solution and a 90% alcohol solution in stock. How much of each solution should be mixed in order...

I need help solving this problem.

Technically since it says of would we multiply ? It's a possiblilty & divide since it says equally

This is from Go Math 7th Grade Lesson 13.1

Three times a number by two is twenty three

A population of bacteria, growing exponentially, quadruples its number in four hours. How long does it take for the number of bacteria to be 1.5 times of the original number?

Suppose you buy 3 beads for $0.16 each. You pay for it with 4 quarters. How much change should you get back? Enter your answer.

Nothing

You drive 5 miles from your house to your friend's house. Your house is at an elevation of 357 feet. Your friend's house is at an elevation of 732 feet. What is the mean change in elevation per mile...

Express the equation in standard form.

Slope 7/12, y-intercept (0,1/4)

Enter an integer or a simplified fraction.

My Number has tens digit that is 8 more than the ones digit. Zero is not one of my digit. What is the right answer to the question?

Aaron has 150 sheets of colored paper, grouped by color. Exactly 40 of those sheets are blue. The average number of sheets per color is exactly 30. No two colors have the same number of sheets. What...

Megan has four discount coupons she can use. Their values are $8, $13, $17, and $22. How many different amounts can she save by using one or more of the four coupons?

This is a question on my worksheet. Also, I am a 7th grader. NEED HELP! Thank you!!!!! ðŸ˜Š