• We want to paint some bowls with an interior diameter of 26 cm. With one can of paint you can paint a surface of 2.5m ^ 2 How many bowls can you paint at most with one can of paint? Considering that the bowls have a hemispherical shape.

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  10 months ago

• If 4 is added to a number and the sun is tripled ,the result is 26 more than the number. Find the number

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  10 months ago

• The following grades were obtained on a statistics test : 68 98 83 55 93 59 69 96 86 84 78 80 65 76 80 85 95 50 90 73 80 85 90 80 97 Find the range of the grades

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  10 months ago

• Solve for x: 3+x^5=35

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  10 months ago

• Rick cut off a 50cm piece from his 6m board, and then he divided the rest of the board in five equal pieces . How long was each piece?

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  10 months ago

• Try fitting the graph of a polynomial to the given values. What's happening? Because? X= 1 2 3 4 Y= 1 2 3 4

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  10 months ago

• 5 sentences in English with will about the beach

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  10 months ago

• Consider a right-angled triangle, where one of the acute angles measures 45º. If the hypotenuse measures 10cm, what is the length of the legs?

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  10 months ago

• 21.What is the effective rate paid for a bank loan of $300,000 that was agreed upon at 18% annual interest convertible quarterly?

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  10 months ago

• Use the formula for the present value of an ordinary annuity or the amortization formula to solve the following problem. PV​=$​12,000; PMT=​$600​; n=40​; i=​?

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  10 months ago

• The resistance of a beam with a rectangular cross section is proportional to the product of its width and the square of its height. Find the dimensions of the strongest rectangular beam that can be extracted from an elliptical cylindrical trunk with cross sections of major axis 24cm and minor axis 16cm.

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  10 months ago

• -(-U-4y+6)

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  10 months ago

• In a stationery store, all the backpacks have the same price and the notebooks also have the same price, the price of a backpack being different from a notebook. Ricardo bought his son a backpack and two notebooks and paid 240. Roberto bought his two daughters two backpacks and three notebooks and paid 405 what is the price in reais of a backpack and a notebook respectively

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  10 months ago

• F(×) = x - 3 for f (-2)

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  10 months ago

• The scores on a standardized test are normally distributed with a mean of 90 and standard deviation of 5. What test score is 1.4 standard deviations above the mean?

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  10 months ago

• The material for the base of an open box costs 1.5 times what the material for its side faces costs. Find the dimensions of the box with the maximum volume that can be built with a fixed cost C. Solve it by the grange multiplier or by the criterion of second partial derivatives.

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  10 months ago

• find (if any) the equations of two planes tangent to the graph of f(x,y)=9-x^2-y^2 and perpendicular to each other

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  10 months ago

• 10. A culture of “diseased” bacteria grows at a rate that is inversely proportional to the square root of the number present. If there are initially 9 units and 16 units are present after 2 days, after how many days there will be 36 units?

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  10 months ago

• Find the x intercept and the y intercept of the line 2y=4x+6

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  10 months ago

• 2x-2=0

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  10 months ago