97 Answered Questions for the topic Mathmatics

05/22/19

Percentage question

Percentage question:915 is x + 20% of xWhat is x?

01/03/19

Priya collected 2,400 pennies in a fundrasier. Each penny has a mass of 2.5 grams. How much money did priya raise

Priya collected 2,400 grams of pennies in a fundraiser. Each penny has a mass of 2.5 grams. How much money did priya raise?

01/02/19

Im stuck on this problem

Me. Shearin earns $9.75 an hour working at a music store. She earned $170 in a week. If Ms. Shearin works 10 hours more next week, how much money will she make that week?

09/24/18

12 ft by 10 ft each square yard cost 30.25 how much is that

You want to order carpet for an area in your house. The room measures 12 ft by 10 ft if each square yard of carpet costs 30.25 how much will the carpet cosr

07/16/18

How much money will Bill have in the account in 7 years?

A bank features a savings account that has an annual interest rate of r=5.3% with interest compounded daily. Bill deposits $8,500 into the account. The account balance can be modeled by the... more

07/16/18

Find how many stray cats should be expected in 21 months.

I am a home schooled student and I am trying to teach myself how to solve this problem but I keep coming up with the wrong answer. Any help will be appreciated. The size of a stray cat population... more

06/14/18

given that (9,2) is on the graph of f(x), find the corresponding point for the function f(x-2)

So I have plato summer school and some of the units are just crazy confusing. HELP!!!!

05/21/18

Mathmatics Question #1

You select a letter randomly from a bag containing the letters S, P, I, N, N, E, and R. Find the probability of selecting an S.

05/10/18

Which expression shows how to fing the quotient of 4.8÷2

A-(4÷2)+(0.82) b-(4÷2)+(0.08÷2)

05/05/18

How many 4-digit numbers can be formed using 5, 6, 7 and 8 if the digits cannot be repeated?

How many 4-digit numbers can be formed using 5, 6, 7 and 8 if the digits cannot be repeated? If they are 3-digit numbers to be formed, they will be 4!=24. How about 4-digit numbers?

05/02/18

2cos2x(sin2x) + sin2x = 0?

I need help solving this problem, Solve the following trigonometric equation on the interval [ 0, 2pi ) : 2cos2x(sin2x) + sin2x = 0?

05/02/18

Okay I need help solving this trigonometric equation. The equation is... sin^2 ((pi/6)x)+sin ((pi/6)x) = 0

I need to figure out the type of steps and best procedure to tackle this problem, any advice would help. This problem is from pre-calculus and more specifically from Solving Fundamental Identities.    more

04/06/18

Which point does y=x+7 and y=-4x+17 meet at

There are two equations y=x+7 and y=-4x+17

03/16/18

What is the value of h when the function is converted to vertex form? g(x)=x2−6x+14

Note: Vertex form is g(x)=a(x−h)2+k . Enter your answer in the box.h =

01/25/18

f(x)=|x+4|+5 Evaluate f(1) Ive been trying to find this out for a long time now

f(x)=|x+4|+5Evaluate f(1)

01/25/18

how to calculate the percentage change say control blood glucose was 160 mg/dl and treatment blood glucose was 90 mg/dl

Control group = 160 mg/dl Treatment group = 90 mg/dl How to calculate percentage change from control
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