What is 86 rounded to the nearest whole number?

In the population of a particular country, the male-to-female ratio is 46 to 54. Write this ratio as a fraction in simplest form.

A healthy adult can run 10 miles an hour how fast can she run in feet per second

The price of a box set of any two video games is $75.85. Henry buys two such box sets and gets a discount. He pays $141 for the box sets. What is the discount d that Henry gets on each box set?

Change 8.6 x 10^-4 to decimal notation

5 cm 13 cm and 12 cm is a right triangle

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.