6,938 Answered Questions for the topic mathematics

Mathematics Math Sat Math Act Math

11/29/21

Math money and weight questions

1) Tammy, the owner of a grocery store, ordered nine crates of apples from a local farm. Eight of the crates weigh 21 lbs each, and the ninth one weighs 12 lb. What is the total cost of the order... more
Mathematics

11/28/21

Konrad uses 38 cup of broth to make each chicken pot pie. He plans to make 3 pies

11/28/21

Finding the explicit formula of an arithmetic sequence

Hi! I need to find the explicit formula of an arithmetic sequence with a term a38 = -53.2 and the common difference -1.1. How should I go about this? Thank you! :)
Mathematics

11/28/21

Translate this phrase into an algebraic expression the phrase is 62 less than twice a number use the varible n to represent the unknown number.

Its a question on aleks under whole number Translating a phrase into a two-step expression
Mathematics Math Algebra 1 Algebra

11/28/21

Three added to the square root of the product of nine and a number is equal to six. Find the number.

Three added to the square root of the product of nine and a number is equal to six. Find the number.
Mathematics Math Algebra 1 Algebra

11/28/21

One added to the square root of the sum of a number and eight is equal to four. Find the number.

One added to the square root of the sum of a number and eight is equal to four. Find the number.
Mathematics Math Algebra 1 Algebra

11/28/21

The hypotenuse of a right triangle measures 15 cm. One leg of the triangle measures 9 cm. Find the length of the other leg of the triangle.

The hypotenuse of a right triangle measures 15 cm. One leg of the triangle measures 9 cm. Find the length of the other leg of the triangle.
Mathematics Math Algebra 1 Algebra 2

11/28/21

A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.

A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.
Mathematics Math Algebra 1 Algebra

11/27/21

The square of a negative number is fifty-four more than three times the negative number. Find the number.

The square of a negative number is fifty-four more than three times the negative number. Find the number.
Mathematics Math Algebra 1 Algebra

11/27/21

The length of a rectangle is 2 ft more than twice the width. The area is 60 ft^2. Find the length and width of the rectangle.

The length of a rectangle is 2 ft more than twice the width. The area is 60 ft2. Find the length and width of the rectangle.

11/27/21

The length of a rectangle is 2 ft more than twice the width. The area is 84 ft2. Find the length and width of the rectangle.

The length of a rectangle is 2 ft more than twice the width. The area is 84 ft2. Find the length and width of the rectangle.

11/27/21

What is the probability that the amount of cashew nuts, in a randomly selected packet sold by this company, is between 117.5 grams and 120 grams

The amount of cashew nuts per packet (𝑌), sold by a company, can be modelled using a normal random variable with a mean of 115.0 grams and a variance of 4.0 grams.
Mathematics Math Maths

11/26/21

Help me answer this question, Please. Thank you!

It is known that A is directly proportional to x and inversely to y2. If x and y are both increased by 50%, what is the ratio of the new value to the old value of A?
Mathematics Math Mathematica Maths

11/26/21

Help me answer this question, please. Thank you!

The volume of a rectangular box is jointly to its length, width and height. How is the volume affected if its length, width and height are reduced to 50%?
Mathematics Math Maths

11/26/21

Help me answer this question please

If V is directly proportional to x3 and inversely proportional to y2, and if V = 12, when x = 2 and y =1, what is x so that V = 81 when y = 2?
Mathematics Math Mathematica Maths

11/26/21

Please help me answer this question, Thank you!

The number of people working on a certain job varies inversely as the time required to do thejob. If 20 men can do a portion of a job in 3 days, how many men can do the same job in 10days?
Mathematics Math Maths

11/26/21

Help me answer this question, please.

M varies directly as N. If M = 20, then N = 5. Determine the constant of variation.

11/26/21

What would be the daily dose for a newborn weighing 5.6 lb?

If the dose of gentamicin for premature and full-term neonates is 2.5 mg/kg administered every 12 hours.

11/25/21

Need help related to MATLAB PLEASE ASAP

Evaluate the integral of the following tabular data using function quad in MATLABx 0 0.1 0.2 0.3 0.4 0.5f(x) 1 8 4 3.5 5 1

11/25/21

FINDING THE MISSING VALUE OF SIMPLE INTEREST

1 . GIVEN:Principal = 25,000 dollarsRate = ?Time = 4 years and 5 monthsInterest = ?Maturity Value = 19,000 dollars2 . GIVENPrincipal = 50,000 dollarsRate = 0.005%Time = ?Interest = 2750Maturity... more
Mathematics

11/23/21

An equation is given.

sin(2θ)=4cos(2θ)(a). Find all solutions of the equation. θ=?(b). Find the solutions in the interval [0, 2 pi ). θ=?
Mathematics

11/23/21

Solve the equation by factoring.

4sin(θ)cos(θ) + 2 sin(θ) - 2 cos(θ)-1 =0 θ=?

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