How much does each item cost?
Today’s cafeteria specials are a turkey sandwich and a pepperoni pizza. During 1st lunch, the cafeteria sold 70 turkey sandwiches and 29 pepperoni pizzas for a total of $367. During 2nd lunch, 70...
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03/20/19
Find the length of the shortest altitude of a triangle with sides of lengths $15$, $20$, and $25$.
03/20/19
Math question on Ratios problem solving
The ratio of the age of Bob to her mother in 2001 was 1:11The ratio of the age of Bob to her mother in 2018 was 2:5What will be the ratio of Bob's age to her mother in 2030?
03/20/19
Math work grade 8
Alexi receives an allowance of $7 per week. He has $43 in his bank account. He decides to deposit all of his allowance into the bank each week to save for a new bicycle Assume the bank pays no...
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Linear Functions
Joe travels at a constant speed of 30 Miles every 2 hours. Write a linear function for the number of miles he travels in x hours.
03/20/19
Finding the polynomial of a degree?
Find a polynomial of degree 4 with real coefficients, whose roots include -2,5 and 3-2i. (Note, it must be in factored form. But the answer should not have i.)I am aware that -2 becomes x-2 and 5...
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Distance, Rate and Time
Two trains leave towns 909 km apart at the same time and travel toward each other. One train travels 15 km/h faster than the other. If they meet in 3 hours, what is the rate of each train?
Find at least three ordered pairs that satisfies the equation 2x+3y=6 (no fractions)
Find at least three ordered pairs that satisfies the equation 2x+3y=6 (no fractions)
If M=5x2+7x-4 and N=-3x2-4x+5, then M-N equals
If M=5x2+7x-4 and N=-3x2-4x+5, then M-N equals
Calculus question
Suppose the integral from 1 to 6 g(x)dx=10 and the integral from 4 to 6 g(x)dx=-2 , find the value of the integral from 1 to 4 2g(x)dx. I have tried solving this problem but cannot and everyone...
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03/19/19
A 6-pack of ride tickets costs $14.93. What is the unit price, rounded to the nearest cent?
03/19/19
HELP me with this question, please
Deon's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Deon $5.25 per pound, and type B coffee costs $4.20 per pound. This month, Deon made 138 pounds of the...
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03/19/19
What’s the domain and range?
Ahab had a summer job that pays $9 an hour and he worked no more than 43 hours every week. If x is the hours he works and y is the money he makes, write the domain and range of the function as...
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