Mathematics

Find the sum. -3/4 + 1/2 =
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Regines father is given a yearly increase in salary of 15%. How much is he receiving now if he's salary 2 years ago was 25250
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Pls help ASAP I will give 20 points!Quadrilateral A'BCD is the result of dilating quadrilateral ABCD about point P by a scale factor of 2.
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When released, a yo-yo falls toward the floor. Use conservation of energy to explain why it is able to return to your hand.
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A boat is heading towards a lighthouse, where Charlotte is watching from a vertical distance of 137 feet above the water. Charlotte measures an angle of depression to the boat at point AA to be 11^{\circ} . At some later time, Charlotte takes another measurement and finds the angle of depression to the boat (now at point BB) to be 47^{\circ} . Find the distance from point AA to point BB. Round your answer to the nearest foot if necessary.
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Triangle LMN has vertices at L(1, 5), M(1, 0), N(2, 5). Determine the vertices of image LMN if the preimage is rotated 90 clockwise about the origin. L(5, 1), M(0, 1), N(5, 2) L(1, 5), M(1, 0), N(2, 5) L(5, 1), M(0, 1), N(5, 2). L(1, 5), M(1, 0), N(2, 5)
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the standard deviation represents a , while the standard error of the mean represents a . a. law of large numbers:central limit theorem b. population:sample c. sample:population d. central limit theorem:law of large numbers
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A bakery can make 30 donuts every 15 minutes. What is the unit rate at which the bakery makes donuts? What is the slope of the line?
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A rhombus has an area of 20 cm^2. One diagonal is 10 cm. What is the other diagonal
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88.128 x 0.5 Multiplication question
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Find set of parametric equation and symmetric equation of the line through the point and parallel to the given vector(if possible):(-3, 0, 2), v = 6j + 3k.
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2. Simplify the expression (5-3i) (-7 - 31) - (6-2i). Show your work
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Carol shares a joke with 3 of her friends. The next day, each of her friends tell the joke to 4 other people. The next day, each people that heard the joke the previous day tells the joke to four different people. The expression 3(4^(x)) models this situation where x represents the number of days after Carol initally told the joke. What do the different parts of the expression represent?
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The third term of a sequence is 14. Term to term rule is square, then subtract 11. Find the first term of the sequence
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I'm thinking of a number between 5. 17 and 203. 71
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Write an equation in slope intercept form of the line that passes through the given points
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Solve the equation where lies in the interval [0, 2pi). List the answers from least to greatest.sec=undefined
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What are the integer solutions to the inequality below?2
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8x + 4 + 8x - 1 simplify the variable expression I do not understand thisPls help!
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what led to the development of the aviation industrya. the development of texas wwII aircraft training facilitiesb. the placement of the johnson space centerc. the petrochemicals industryd. texas location and climate
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profit = total income - total expenditure Calculate this company's a) total income. b) total expenditure. c) profit. Description Sales - Monday Wages - extra staff Stall hire fee Sales - Tuesday Supplies - stationery Sales - Wednesday Materials Online bulk order Money in 25.00 20.00 35.00 100.00 Money out 110.00 20.00 6.00 10.00
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Please help, will give brainliest for correct answer.80 points.
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You want to create a simulation of the following scenario: In country x 50% of people have blood type O, 25% have blood type A, 12.5% have blood type B, and 12.5% have blood type AB. In country y, 60% have blood type O, 20% have type A, 10% have type B and 10% have type AB. What is the best way to assign values for a simulation using random digits table? Choose answer from photo below! A, B, C, or D : this is the answer I want, not just an explanation please, thank you so much! 100 points!Thank you :)
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please hep me with these 4 questions in math!!
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