Cathy saved $320 last month. This month, she saved $377.60. What is the percent increase for the amount of money Cathy saved?
Cathy saved $320 last month. This month, she saved $377.60. What is the percent increase for the amount of money Cathy saved?
Must be put into explanation
A police car is driving past an observer sitting by the side of the road, what happens to the wavelengths of the siren as measured by the observer while the police car approaches to when he goes away...
Because of friction pendulum clocks need a small driving force, if accidentally it was too large of a driving force and caused a bit too large of an angle of oscillation to be formed what would happen...
A pop bottle style instrument is played being open at one end closed at the other, if two successive frequencies, 350 Hz and 490 Hz, are produced, what is the fundamental frequency, and what harmonic...
In the xy-coordinate plane, the coordinates of point A are (4,3). If point B is the reflection of point A over the x-axis and point C is the reflection of point B over the y-axis, then point C is...
The whole question: The average of four students' scores on a test was 70. The sum of seven other students' scores on the same math test was 160. What was the average score for these eleven students...
The whole question: In the scaled blueprints for a certain house, 4 inches on the blueprint represents 3 feet in the actual house. If the size of a closet on this blueprint measures 16 square...
find the total amount a college student has in his savings account if $11,00 was invested and earned 5% compound quarterly for 10 years.
The whole question is this: Three of the four vertices of a parallelogram are located at (1,1), (7,1), and (3,5). Which of the following could be the coordinates of the fourth vertex? I. (-3,5) II...
A. ƒ(a,b) = (b,a) B. ƒ(a, ƒ(a,b)) = ƒ(ƒ(a,b), b) C. ƒ(a,0) = 2a D. -ƒ(a,b) = ƒ(-a, -b) E. ƒ(a,b) + ƒ(b,a) = ƒ(2a,2b) Please help. Thank you.
A. 12 B. 25 C. 32 D. 125 E.400
A. 1/8 B. 3/8 C. 1/2 D. 2/3 E. 3/4 Please help. Thank you.
Assign x, make an equation and solve the problem. A 56 ft cable was cut into 3 pieces. Every next piece is twice as long as the previous piece. Find the length of smaller piece.
What's the best way to figure this out
Emily's school is 4 miles away from her home. She goes by car to school and back. The car consumed 3 gallons of fuel in 5 days taking her to school and back. How many miles can she travel...
The percent of maintenance: 14% The percent of instruction: 70% if the cost of maintenance had been 50percent less and the amount saved had been applied to instruction, then the increase...
A 27.8 gram mass oscillates on the end of a spring and its motion can be described by: (1.5 )sin (21.4 t ) [here the units are standard, meters and seconds] What are the following for this system:...
Jenna is looking at two different options for a new cell phone plan. Plan A has a fee of $50 plus an additional fee of $0.05 per minute. With this plan, the first 500 minutes are free. Plan...
At a rock concert a dB meter registers 115 dB at a distance of 1.50 m from the stage, how far from the stage would you need to be to hear the concert at 90 dB?