The average time for the three downhill runs was 49.8 seconds. If the first run took only 45.2 seconds and the second run slowed to 51.8 seconds, what was the time for the third run?

Which function will start at the y-axis at (0,7) 1. y=7x 2. y=x+7 3. y=x-7 4. y=x+5

Ok so I need to evaluate three questions without a calculator a.) log2 32 b.) log7 1 c.) log5 625 I did them but can someone check my work (I didn't put down answers yet) ? I put: a.) log2 32 = log32/log2 = ? b.) log7 1 = log1/log7 = ? c.

What is the surface area of the square pyramid shown, if the base has a side length of 8 inches and = 15 inches? A. 184 B. 256 C. 304 D. 368

85% in fraction in simploest form

Jerry and Carlos each have $1,000 and are trying to increase their savings. Jerry will keep his money at home and add $50 per month from his part-time job.

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?