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General
2 months ago
An element has half life of about 20 days. How much of 3000 gram sample is left after 100 days?
General
2 months ago
ANSWER QUICK AND I WILL MAKE YOU BRAINLIESTA Norman window is a window with a semi-circle on top of regular rectangular window. (See the picture.) What should be the dimensions of the window to allow in as much light as possible, if there are only 12 ft of the frame material available?The width of the window should be __ft, and the height of the window should be __ft.
General
2 months ago
may somebody help me please
General
2 months ago
Number 36 please for geometry
General
2 months ago
How to find the mad of the set of data?
General
2 months ago
Find the doubling time of an investment earning 7% interest if interest is compounded continuously
General
2 months ago
Use the sign for 5-7.5. Nathan receives a coupon in the mail for $10 offof a purchase of $100 or more. If he buys 3 pairs ofboard shorts, 2 towels, and a pair of sunglasses, willhe spend enough to use the coupon? How muchwill his purchase cost?Surfer Joe'sSurf ShopT-shirt $12.75Board Shorts $25.99Sandals $8.95Towel $5.65Sunglasses $15.506. APRECTITLE ALL O Make Sense of Problems Anaspends $33.90 on 3 different items. If she did notbuy board shorts, which three items did Ana buy?7. GODEEPER Austin shops at Surfer Joe's Surf Shopbefore going to the beach. He buys 2 T-shirts, a pairof board shorts, and a towel. If he gives the cashier$60, how much change will Austin get back?
General
2 months ago
A bakery gave out coupons to celebrate its grand opening. Each coupon was worth either $1, $3, or $5. Twice as many $1 coupons were given out as $3 coupons, and 3 times as many $3 coupons were given as $5 coupons. The total value of all the coupons given out was $360. How many $3 coupons were given out?
General
2 months ago
Albert buys a car for $12,000. The value of the car depreciates about 9% per year. After about how many years will the car be worth $7500?
General
2 months ago
A test of H0: μ = 20 versus Ha: μ > 20 will be based on a random sample of size n from a normal population distribution. What conclusion is appropriate in each of the following situations? (Round your P-values to three decimal places.) (a) z = 3.3, α = 0.05
General
2 months ago
Arianna kicks a soccer ball off the ground and into the air with an initial velocity of 42 feet per second. Assume the starting height of the ball is 0 feet. Approximately what maximum height does the soccer ball reach? 1.3 ft 2.6 ft 26.0 ft 27.6 ft
General
2 months ago
The weights of steers in a herd are distributed normally. The standard deviation is 300lbs and the mean steer weight is 1100lbs. Find the probability that the weight of a randomly selected steer is greater than 920lbs. Round your answer to four decimal places.
General
2 months ago
In 1928, when the high jump was first introduced as a women's sport at the Olympic Games, the winning jumpfor women was 70.0 inches, while the winning jump for men was 86.5 inches. Since then, the winning jump forwomen has increased by about 0.48% per year, while the winning jump for men has increased at a slower rate,0.4%. If these rates continue, when will the winning jump for women be higher than the winning jump for men?after 110 yearsafter 248 yearsafter 265 yearsafter 270 years
General
2 months ago
What is the equation of the line of symmetry for the parabola represented by the equation y=−2(x−3)^2+4 ? Enter your answer as the correct equation, like this: x = 42
General
2 months ago
The following table shows a portion of a three-year amortization schedule.Use the information in the table to decide which of the following statements is true.a.The payment amount changes each month.b.The amount applied to the principal is decreasing each month.c.The amount applied to the principal is increasing each month.d.The amount applied to interest is increasing each month.
General
2 months ago
Write an equation of the line below.
General
2 months ago
Describe an example of an augmented matrix.
General
2 months ago
Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring.−b b2 − 4ac 2aUse the part of the quadratic formula that you chose above and find its value, given the following quadratic equation:4x2 + 6x + 2 = 0
General
2 months ago
A shipping company must design a closed rectangular shipping crate with a square base. The volume is 3072ft3. The material for the top and sides costs $4 per square foot and the material for the bottom costs $2 per square foot. Find the dimensions of the crate that will minimize the total cost of material.
General
2 months ago
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