Which number produces a rational number when added to 0.42?

Arrange 31/40, 78%, 0.7 in ascending order

The original box of cereal had 16 grams of sugar per serving. The new box of cereal has 25% less sugar. How many grams of sugar does the new cereal have per serving?

The number of bacteria in a certain population increases according to a continuous exponential growth model, with a growth rate parameter of 9.1% per hour.

Lorrie biked d miles in 2 hours. She traveled at an average speed of more than 8 miles per hour. To determine the distance she may have traveled, she uses the inequality 2d > 8. She then determines that she biked at most 4 miles.

Maria has 3/4 pound of cheese to use making sandwiches. she's used about 1/32 pound of cheese on each sandwich. how many sandwiches can she make

5. A boat can travel 45 miles on 7 gallons of gasoline. How much gasoline will it need to go 78 miles?

Herman is building a picnic table for a campground. The picnic table is 5feet 10inches long. Herman built the picnic table in 2 days. The first day he worked for 3 hours 45 min. The second day he worked for 2 hours 10 min long.

What is 0.6767 as a simplified fraction

Consider a pyramid with a height 10 feet in a square base with side lengths 7 feet. How does the volume of the pyramid change if the base stays the same and the height is doubled

Which of the following is true about the expression 7 + square root of 3 a) It represents the sum of a rational and irrational number and is equivalent to a rational number.