3/4 + - 2/3 in simplest term

How do you do common numinators

To the nearest whole degree, what angle measure has a tangent of 8.9352

Lashonda purchased a prepaid phone card for $20. long distance calls cost 18 cents a minute using this card. lashonda used her card only once to make a long distance call. if the remaining credit on her card is $12.

Counter example to: every perfect square has exactly 3 factors

Brayden is making soup. To make the broth, he combines 23cup of vegetable stock and 25cup of chicken stock. Boiling the broth causes 14cup of the liquid to evaporate. How much broth is left after it is boiled? Explain how you solved.

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.