• A scientist is testing the effectiveness of a new medicine. The medicine is to be tested on two genetically identical lab rats. One rat receives a placebo pill, while the other rat receives the actual medicine. Which of the following methods is being used to investigate the effectiveness of the medicine?

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  10 months ago

• Which geometric series converges 1/81+1/27+1/9+1/3+, 1+1/2+1/4+1/8?

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  10 months ago

• Mikey has two mice that were about the same age and weight Mikey fed each of the 2 mice a different feed for a month. He measured how much the mice weighed every two days until the month was over Mikey’s results showed that although both mice Which graph below best shows these results?

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  10 months ago

• A linear function has an x-intercept of 12 and a slope of 3/8. How does this function compare to the linear function that is represented by the table? X= -2/3, -1/6, 1/3, 5/8. Y=-3/4, -9/16, -3/8, -3/16. It has the same slope and the same y-intercept. It has the same slope and a different y-intercept. It has the same y-intercept and a different slope. It has a different slope and a different y-intercept.

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  10 months ago

• Appleseed, a tech company, spends a fixed cost of $1500 to manufacture the wristbands for their new Appleseed watch, plus $100 per unit manufactured .

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  10 months ago

• Events a, b, and c in a sample space have p(a)=0.2, p(b)=0.4, and p(c)=0.1. find p(a ∪ b ∪c.if a and b are mutually exclusive, a and c are independent, and b and c are independent.

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  10 months ago

• Describe the translation of the graph of y = x2 that results in the graph of y = (x - 3)2.left 3 unitsright 3 unitsdown 3 unitsup 3 units

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  10 months ago

• Nadine walked 1⁄4 of a mile, Janet walked 3⁄8 of a mile, and Perry walked 5⁄6 of a mile. Who walked the farthest? How much farther did Perry walk than Nadine?

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  10 months ago

• 99 POINTS!!!!What is the area of the triangle in the coordinate plane? 26 units² 33 units² 36 units² 66 units² The figure contains a right triangle in the first quadrant of a coordinate plane. Vertices of the triangle are located at begin ordered pair 2 comma 5 end ordered pair, begin ordered pair 13 comma 11 end ordered pair, and begin ordered pair 13 comma 5 end ordered pair.

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  10 months ago

• A trail mix is made up of peanuts that cost p dollars per pound and dried fruit that costs d dollars per pound. A blend of 1/2 pound of peanuts and 3/4 pound of dried fruit costs $6.50. A blend of 3/4 pound of peanuts and 1/4 pound of dried fruit costs $4.50. Which matrix equation can be used to solve for the cost of 1 pound of peanuts and the cost of 1 pound of dried fruit?

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  10 months ago

• Trisha bought a flower vase that costs $25 and arug that costs $48, not including tax. She receiveda 5% discount on the cost of the flower vase and a10% discount on the cost of the rug.What is the cost for both items that Trisha boughtafter the discount, not including tax?A $62.05B $66.95C $68.10D $79.0510 Agnes put $500 into an account that earns 2%simple annual interest. How much money will shehave in the account after 6 years if she makes nowithdrawals or deposits?A $60B $560C $1,100D $6,500PLEASE HELP AND PLEASE SHOW STEPS!

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  10 months ago

• What are the sine, cosine, and tangent of 11 pi over 6 radians? sin θ = square root 3 over 2; cos θ = 1 over 2; tan θ = square root 3 over 3 sin θ = negative square root 3 over 2; cos θ = 1 over 2; tan θ = negative square root 3 over 3 sin θ = negative 1 over 2; cos θ = square root 3 over 2; tan θ = negative square root 3 over 3 sin θ = 1 over 2; cos θ = negative square root 3 over 2; tan θ = negative square root 3 over 3

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  10 months ago

• School newspaper staff went to three different sports games to survey students on their favorite sport, and the results are shown in the table below. Are these samples biased? Why or why not? Favorite Sport Survey Sample 1 Sample 2 Sample 3 Basketball 23 Basketball 1 Basketball 1 Football 2 Football 24 Football 2 Volleyball 0 Volleyball 0 Volleyball 22

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  10 months ago

• I’m trying to help my brother with his homework but we both can’t solve this one

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  10 months ago

• When a cold drink is taken from a refrigerator, its temperature is 5 degrees C. After 25 minutes in a 20 degrees C room its temperature has increased to 10 degrees C.(a) What is the temperature of the drink after 50 minutes?(b) When will its temperature by 15 degrees C?

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  10 months ago

• In a murder investigation, the temperature of a corpse was 32.5 degrees C at 1:30 pm and 30.3 degrees C an hour later. Normal body temperature is 37.0 degrees C and the temperature of the surroundings was 20.0 degrees C. When did the murder take place?

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  10 months ago

• the diameter of a cylindrical box of CDs is 5 inches. The height of the box is 4 inches. Whuch measurement is closest to the total surface area of the CD box in square inches

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  10 months ago

• A roast turkey is taken from an oven when its temperature has reached 185 degrees F and is placed on a table in a room where the temperature is 75 degrees F.(a) If the temperature of the turkey is 150 degrees F after half an hour, what is the temperature after 45 minutes?(b) When will the turkey have cooled to 100 degrees F?

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  10 months ago

• The product of 1.3 times 10 ^ -4 and a number n results in 2.6 times 10 ^ 12. What is the value of n?A. 2 x 10^-8B. 2 x 10^-3C. 2 x 10^16D. 2 x 10^48

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  10 months ago

• In your own words, explain why parentheses are important in problems involving more than one subtraction

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  10 months ago