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Katrina is building a deck. She cuts 3 lengths of wood from a 72-inch board. The first length is 30 3/4 inches. The second length is 12 1/4 inches. And the third length is 16 1/4 inches. How much of the original board remains after Katrina makes her cuts?

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Find the ratio in simplest form. 30 minutes to 2 hours

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Find the ratio in simplest form. 30 minutes to 2 hours

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Wade wants to buy sweaters. He has $175 and each sweater coast $12.00. Write and solve an inequality to find how many sweaters he can buy and still have at least $55.

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If there are 90 calories in3/4 cup of yogurt, how many calories are in 3 cups of yogurt? 30 calories 202 calories 270 calories 360 calories

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How do I divide 581 by 120 ?

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Imagine a clock with a circular face and two hands (hours and minutes) that is set at 12:00 noon. Describe the transformation of each hand on the clock over the next hour.

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Why don’t negative values of h and t make sense?

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A new clerk in your office is to earn $450 per week. If she works 30.5 hours each week, what is her hourly rate? (Round off your answer to the nearest hundredth, that is, to the nearest cent.)

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Roy drives a sedan that gets mileage of 30 miles per gallon. If fuel consumption is represented by g and mileage by m, which function represents the relationship between m and g? m = f(g) = 30 × g m = f(m) = 30 × m g = f(m) = 30 + m m = f(g) = g − 30 m = f(g) = g ÷ 30

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Which number is the inequality m>712

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3x + 8y = 12 2x + 2y = 3 Part A: Create an equivalent system of equations by replacing one equation with the sum of that equation and a multiple of the other. Show the steps to do this. (6 points) Part B: Show that the equivalent system has the same solution as the original system of equations. (4 points)

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Comment résoudre 0,042 + 23250

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X/12 = 101 (What is X?)

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1. Factorize the following quadratic expressions i.a2+3a+2 (This(a2)is a squared) ii.u2-12u-13 (This (u2)is u squared)

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Jimmy’s 9th-grade class is made up of 223 students. He wants to know the average height for the students in his class, and he wants to use the census method to do this. What is the SMALLEST number of students he must measure? A) 10 B) 30 C) 100 D) 223

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X – 1/6 = 1/12 (What’s X?)

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Soloman pays a flat $10 fee and $0.25 per text message. Which of the following is the correct linear model to fit this data? Number of text messages (t) 8, 16, 20, 72 Bill amount (b) $12, $14, $25, $28 A. b=10t+0.25 B. b=8t+12 C. b=12t-8 D. b= 0.25t+10

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A pound of popcorn is popped for a class party. The popped corn is put into small popcorn boxes that each hold 120 popped kernels. There are 1,600 kernels in a pound of unpopped popcorn. If all the boxes are filled except for the last box, how many boxes are needed and how many popped kernels are in the last partially filled box?

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Jimmy made 16 quarts of lemon juice. How many liters of lemon juice did Jimmy make? 1 gallon = 4 quarts 1 gallon = 3.785 liters 15.14 19.78 23.78 60.56

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Simplify square root of 5 open parentheses 8 plus 3 square root of 6 close parentheses. (1 point) Select one: a. 8 square root of 5 end root plus 3 square root of 30 b. 5 square root of 10 c. 130 d. None of the above

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The number -2 is a solution to which of the following inequalities? -3x 10 x + 7 > 5

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What is the quotient of 43,482 ÷ 12? with remainder.

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Math 7. Grade 7. I need help solving this equation. Select the appropriate equation that solves the problem. Then solve the equation. Brandy wants to buy a digital camera that costs $300. Suppose she saves $15 each week. In how many weeks will she have enough money for the camera? Use an equation to solve algebraically. a) Choose the correct equation: Which one is correct? Equation: 15 + w = 300 w/15 = 300 15w = 300 w – 15 = 300 b) Solve the chosen equation: w = the number of weeks needed to save for the $300. When you solve the correct equation w = ? weeks

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Stephanie borrowed $12,000 at a 5% interest rate for 8 years. what was the interest?

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10/24 and 5/12 what are the porportions

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A manufacturer determines that the number of drills it can sell is given by the formula D=-3p^2+180p-285, where p is the price of the drills in dollars. a. At what price will the manufacturer sell the maximum number of drills? (This is the x value of the vertex.) b. What is the maximum number of drills that can be sold? (This is the y value of your vertex.) A. $60; 285 drills B. $90; 8,385 drills C. $31; 2,418 drills D. $30; 2,415 drills

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A group of people consist of 266 persons there 4times as many men as children and 2 times as many women as children how of each are there?

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350 is 70% of what number 500 420 245 280 what percent of 64 is 24 267% 62.5% 40% 37.5% what percent of $6.50 is $2.60 25% 40% 90% 250% 20% of 140 is what answer 280 120 28 12

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The distance Train A travels is represented by d=70t,where d is the distance in kilometers and t is the time in hours.The distance Train B travels at various times is shown in the table.What is the unit rate of each train? Which train is going faster Table Time (hours) Distance(km) 2 150 4 300 5 375

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