The least common denominator of two fractions is 30. If you add the two denominators, their sum is 17. What are the denominators?

Felicity set the thermostat of her refrigerator to 37°F. The refrigerator temperature t in degrees Fahrenheit h hours after the temperature sensor in the refrigerator is activated satisfies t=1cos (1.05h) + 37.

What is the area of the dining room

2 (b + 3) = b - 4 b=?

Simplify this expressions 2sin30cos30

When the function f (x) = 4 (2) * is changed to f (x) = 4 (2) * -13, what is the effect?

To how many significant figures should each answer be rounded? a) (6.62610^-34 Js) (2.997910^8 m/s) / 4.07010^-7 m = 4.880610663391*10^-19 J (unrounded) b) (6.02210^23 atoms/mol) (0.589 g) / 20.18 g/mol = 1.75810^22 atoms (unrounded)

What does it mean when it says to estimate the sum or difference? In a math problem: 6/7+3/8 and 4/5+2 7/8.

60 minutes is 20% of what number

Negative 3/4 plus negative 3/8

Jaimi went to have a manicure that cost $30. She wanted to tip the technician 20% and tax is 5.75%. how much did she spend total for the manicure?