02/19/22

college math numeracy
The Renault Kaper is a popular brand of car in Republica. It has a fuel capacity (tank size) of 28 liters. It has a fuel efficiency of (f) 10.2 kilometers per liter. With a full tank of fuel, could... more
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02/19/22

The sum of the ages of Demetrius and Raquel is 108 years. 9 years ago, Demetrius's age was 4 times Raquel's age. How old is Demetrius now?
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02/19/22

Travel question

A truck enters a highway driving 60 mph. A car enters the highway at the same place 10minutes later and drives 67mph in same direction. From the time the car enters the highway, how long will it... more
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02/19/22

I need help with Use a system of linear equations with two variables and two equations to solve.
If an investor invests $25,000  into two bonds, one that pays 4%  in simple interest, and the other paying 2%  simple interest, and the investor earns $700 annual interest, how much was invested in... more
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02/19/22

Use a system of linear equations with two variables and two equations to solve.
Admission into an amusement park for 4 children and 2 adults is $117.00. For 6 children and 3 adults, the admission is $175.50 . Assuming a different price for children and adults, what is the... more
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02/19/22

The equation 16x^4 – 1 = 0 has how many positive solutions?
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02/19/22

Andres is 68 years old. Megan is 24 years old. How many years ago was Andres's age 5 times Megan's age?
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02/19/22

If xt ≠ 0, then which of the following equations is equivalent to 81x8 – 16t8 = 9x4 + 4t4?
A.9x4 + 4t4 = 0B.(3x2 + 2t2)4 = 0C.(3x2 – 2t2)(3x2 +2t2) = 1D.(3x2 – 2t2)(3x2 +2t2)(​9x4 + 4t4) = 1
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02/19/22

Antonio is 2 years older than Sarah. In 3 years the sum of their ages will be 58. How old is Antonio now?
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02/19/22

How far from the house should you place the base of the ladder?
The proper angle for a ladder is about 75° from the ground. Suppose you have a 8 foot ladder.
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02/19/22

Jordan is 38 years younger than Monique. 4 years ago, Monique's age was 3 times Jordan's age. How old is Jordan now?
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02/19/22

Dylan is 33 years old. Erica is 23 years old. How many years ago was Dylan's age 3 times Erica's age?

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02/19/22

i need help with a math question
The function h(x)=1x+6 can be expressed in the form f(g(x)), where g(x)=(x+6), and f(x) is defined as:how do i do this im not good with math
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02/19/22

Prove that 1/x+lnx is never less than 1
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02/19/22

A normal distribution

A normal distribution hast=80 and sigma=10. What is the probability of randomly selecting a score greater than 90 from this distribution ?
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02/19/22

Twice a number decreased by 16
i need it in the algebraic expression
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02/19/22

The Raymond family is building a pool in their backyard. If the contractor chargest $4.50 per cubic foot to excavate, how much money will it cost to dig out the hole for the pool?
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02/19/22

Chapter 5 test 1
At a football game a vendor sold a combined total of 124 sodas and hotdogs the number of soda sold where was three times the number of hotdogs sold find the number of sodas in the number of... more
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02/19/22

Micah is 74 years old. Esmeralda is 29 years old. How many years ago was Micah's age 4 times Esmeralda's age?
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02/19/22

The total cost of producing a type of boat is given by C(x)=26000−20x+0.1x2, where x is the number of boats produced. How many boats should be produced to incur minimum cost?
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02/19/22

Chance is 32 years younger than Chloe. 9 years ago, Chloe's age was 3 times Chance's age. How old is Chance now?
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02/19/22

Diego is 78 years old. Kendra is 32 years old. How many years until Diego's age is 2 times Kendra's age?
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02/19/22

A freight train travels at 30 mph. If the freight train is 300 miles ahead of an express train traveling at 55 mph, how long will the express train take to overtake the freight train?
Which equation could be used to find the number of miles the trains will travel?30x = 55(x + 300)x÷30 = (x - 300)÷55x÷30 = (x + 300)÷55
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02/19/22

Diego is 78 years old. Kendra is 32 years old. How many years until Diego's age is 2 times Kendra's age?
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02/18/22

julio has $150. each week he saves an additonal $10. write a function f(x) that models the total amount of money julio has after x weeks.
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