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If you add Natalie's age and Fred's age, the result is 37. If you add Fred's age to 3 times Natalie's age, the result is 63. Write and solve a system of equations to find how old Fred and Natalie are??

You borrowed $59,000 for 5 years at 11% which was compounded annually, what total amount will you pay back?

Question #a0f6c

How do you solve this?

Jeff invested $3000 in an account that earns 6.5% interest, compounded annually. How much did Jeff have in the account after 3 years?

How do you use a calculator to approximate #arccos(0.41)#?

Multiply (3a) by (52a)?

A fair coin is tossed 4 times. What are the odds against not tossing at least one head?

How do you write these expressions as single logarithms?
1. #4 log 2 + log 6#
2. #3log_2 62#
3. #5 log 3  2 log 8#

How is the intensity of an earthquake with magnitude 8 not twice the intensity of an earthquake with magnitude 4?

Solve the inequality and graph it on the number line
3(x8)2(10x)<5(x1)?

Solve the inequality and graph it on the number line
5x<5(x3)?

Question #66959

Round 86,284.983451 to the nearest ten thousands?

An athlete can jog at twice her walking pace. By walking for a total of 1h 40 mins and jogging for a total of 30 minutes she covers a total distance of 16km. What is her walking pace in kilometres per hour (kph)?

A ship’s guidance system measures that the ship is 380 m from the top of a lighthouse. The top of the lighthouse is 88 m above sea level. How far is the ship from the lighthouse to the nearest tenth of a meter?

A person has a coin, one standard deck of 52 playing cards and a sixsided number cube. How many different outcomes are possible for picking a card, flipping the coin, and rolling the number cube?

How do you expand #(2x+5)^7#?

Question #554fd

Is the expression #(4m)/(3p)# a polynomial?

How do you simplify #(5x)/(3x^2+19x14)1/(9x^212x+4)#?

Sonya is walking home from a friend's house. After 2 minutes she is 1.4 miles from home. Twelve minutes after leaving, she is 0.9 miles from home. What is her rate?

How do you solve #84<7c#?