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the average of two real numbers is 12.75 and their product is 162.5. what are the numbers?
General
6 months ago
the length of a rectangle is one foot more than twice its width if the area of the rectangle is 300 ft^2 find the dimensions of the rectangle Someone please explain this too me
General
6 months ago
HELP!!!Sarah wants to hang a mirror in her room. The mirror and frame must have an area of 15 square feet. The mirror is 3 feet wide and 4 feet long. Which quadratic equation can be used to determine the thickness of the frame, x? 3x2 + 14x − 2 = 0 4x2 + 14x − 3 = 0 x2 + 12x − 14 = 0 2x2 + 7x − 14 = 0
General
6 months ago
Find the factors of 3x2 − 33x + 84
General
6 months ago
Luigi uses 39 cups of flour for every 6 pizzas he makes. Complete the table using equivalent ratios. Flour (cups): 39 Pizzas: 6 Flour: __ Pizzas: 4 Flour: 13. Pizzas: __Please help! Fill out the blank!
General
6 months ago
what is 1640.5986305km rounded to the nearest square kilometer
General
6 months ago
German Silver is an alloy composed of nickel, zinc, and copper in a ratio of 3:4:13.How many kilograms of each metal are needed to make 4 kg of this alloy?
General
6 months ago
Determine whether the origin is included in the shaded region and whether the shaded region is above or below the line for the graph of the following inequality: y < 3/2x + 2 The origin is not included in the shaded region and the shaded area is above the line. The origin is not included in the shaded region and the shaded area is below the line. The origin is included in the shaded region and the shaded area is above the line. The origin is included in the shaded region and the shaded area is below the line.
General
6 months ago
Regression equations are usually used to predict values of unavailable data. If the data do not closely model a particular type of function, then that type of function is not appropriate to use in statistical regression. The more closely data fit a model, the more _______________ predicted values will be.a. accurateb. quadraticc. scatteredd. variable
General
6 months ago
Use the Intermediate Value Theorem to choose the intervals over which the function, x^4 - 2x^2 - 1, is guaranteed to have a zero. Select all that apply.a. [-2,-1]b. [-1,0]c. [0,1]d. [1,2]
General
6 months ago
A biker’s speed is 1.5 times faster than a walker’s speed. They start moving simultaneously in the same direction from the same point and, after 1.5 hours, the distance between them is 12.5 miles. What are their speeds?
General
6 months ago
How many different ways are there to make 30 cents with pennies nickels dimes or quarters?
General
6 months ago
In circle c, sq = 10 cm. which statements about the circle are correct? check all that apply. arc pq is congruent to arc sr. the measure of arc qr is 150°. the circumference of circle c is 20π cm. arc ps measures about 13.1 cm. arc qs measures about 15.7 cm.
General
6 months ago
"act" the 3rd and 4th terms of an arithmetic sequence are 13 and 18 respectively what is the 50th term of the sequence
General
6 months ago
17. A bag contains 10 white golf balls and 6 striped golf balls. A golfer wants to add 112 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add?
General
6 months ago
Paint is mixed 3 parts blue to 1 part white in order to lighten it. Sam needs 12 litres of paint. How much blue and white paint will be needed?He will need ?? litres of blue paint.He will need ?? litres of white paint.
General
6 months ago
Timothy leaves home for skedunk 400 miles away. after 2 hours, he has to reduce his speed by 20 mph due to rain. if he takes 1 hour for lunch and gas, and reaches skedunk 9 hours after he left home, what was his initial speed?
General
6 months ago
Working together, merry and pippin can build a wall in 4.5 hours. if merry can do the job alone in 6 hours working alone, how long would it take pippin to build the wall when working alone?
General
6 months ago
The table shows the price for different numbers of chocolate boxes: Number of Chocolate Boxes Price (in dollars) 2 10 3 15 4 20 5 25 Does this table of numbers represent a proportional relationship? (1 point) Yes, because 5 times the price is the number of boxes No, because the price of 4 boxes should be $40 No, because the price of 3 boxes should be $11 Yes, because the price is 5 times the number of boxes PLEASE HELP ME !!!!!!!! PLEASE!!!!!!!
General
6 months ago
The length of a rectangle is 2 more than twice the width. find the dimensions of the rectangle if the perimeter is 76. if x represents the width of the rectangle, then which expression represents the perimeter? 2x + 2 4x + 4 6x + 4
General
6 months ago
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