Urgent Please Help <3 1."Y varies directly as x". If y = 3 when x = 24, find y when x = 10.

2."Y varies directly as x". If y = 2 when x = 10, find x when y = 7.

3.If y varies directly with x, and y = 8 when x = -4, what is x when y = -48?

4.If y varies directly with x, and y = -20 when x = 3, what is y when x = 15?

5.The cost of bottles of vitamins varies directly with the number of vitamin tablets in a bottle. A bottle of 50 vitamin tablets costs $12. What is the cost in dollars of a bottle of 75 vitamin tablets?

Use the function value to find the indicated trigonometric value in the specified quadrant. function value quadrant trigonometric valuecsc(θ) = −4 iv cot(θ)cot(θ)=?

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.