please help me with this question for maths. I am very stuck.

please help me with this question for maths. I am very stuck.

John traveled from Town A to Town B at a rate of 55 mph. Traffic was bad on his return trip home, and he traveled at a rate of 45 mph, so it took him an hour longer. How long did it take him to drive...

Bob has 40 coins consisting of pennys nickels and dimes in his bank. The total value of these coins is $1.65. Let K be the number of pennies Bob has in his bank. Determine the sum of all the possible...

Find Area of Square ABCD 90x^2 = width 30x - 5 = height a. 5/3 units^2 b. 25 units^2 c. 625 units^2 d. 25/9 units^2 ...

Macs hotal had 128 rooms and 25% of the rooms in the hotel did not have an ocean view. Write an expression to find the total number of rooms in the hotel that had an ocean view.

A new camp site will contain t tent sites, with 25 square meters of land each, and r recreational vehicle (RV) sites with 40 square meters of land each. No more than 90 camp sites can be built...

If m^2 + n^2 = 140 and mn=49, what is the vaule of (m-n)^2? a. 0 b. 24 c. 238 d. 42

If two trains are traveling 25 miles per hour but are 50 miles away from one another how long would it take for them to meet

This is a science/math problem. I'm pretty sure I have to convert the minutes to hours, but I don't know what to do with the kilometers then. I need clarification and steps to show me what I need...

The measures of the legs of a right triangle can be represented by the expressions 3(x^4)(y) and 2 (x^4)(y). a. What is the area of the triangle? b. What is the measure of the hypotenuse...

3.5 liters of a gas contained at 40 Celsius exerts a pressure of 500 mmHG. If the temperature rises to 50 Celsius and 1 Liter of gas is removed from the vessel what is the resulting pressure?

What is the 8th term in the sequence 3,2,0,-4,-12,...? a. -124 b. -60 c. -36 d. -144

A total of $270 is to be divided among four children. Each will receive an amount that is proportional to his or her age. If the children are 5, 10, 14, and 16 years old, how much money does the youngest...

If 3x - 2 odd integer, what is the next consecutive odd integer? a. 3x-1 b. 3x-3 c. 3x+1 d. 3x

Determine k so that the following has exactly one real solution. (Enter only the positive answer.) 2^x2+kx+10=0

Write the expression 2n^2/3 - 3n^1/3 +5 in quadratic form, if possible. A.(2n^1-3)^2 3(n^1/3) + 5 B.2 (n^1/3)^2 - 3 (n^1/3) + 5 C.2 (n^2)^1/3 - 3 (n)^1/3 +...

Of the 24 socks in a drawer, there are three times as many black socks as brown socks. Some of the black socks are plain and some are patterned. There are five times as many plain socks as there are...

A swimmer completes 8 laps in 1/4hour. What is the swimmers rate per hour

1. How many fourths is 26 2/3 % ? 2. Find p in terms of m if m/p = r, r = p, p ≠ 0, and m ≥ 0. 3. Find the average of a/3, a/6, and a/9. 4...

A student takes out two loans totaling $8000 to help pay for college expenses. One loan is a 6% simple interest, and the other is at 5% simple interest. The first-year interest is $420. Find amount...

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