The body of a 150 lb person contains 2.3 times 10 to the negative 4 power lb of copper. How much copper is contained in the bodies of 1200 such people? Write in standard form and scientific notation.

Subtract 8/m - 11/3m. A: 8m-11/3m B: 24m-11/3m C: - 3/3m D: 3/3m

Find the circumference of a circle with the diameter of 13.6 feet

Two trains leave the station at the same time, one heading east and the other west. The eastbound train travels 16 miles per hour slower than the westbound train.

How do you write 11,760,825 in word form

At Laurita's Bakery, 3/5 of the baked goods are pies, and the rest are cakes. 1/3of the pies are coconut pies. What fraction of all the baked goods at Laurita's Bakery are coconut

Find f (-2) for f (x) = 3x+4

Luigi is an urban and planner. As an independent contractor, he charges a $140 fee plus $25 per hour for each contract with the city.

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