Answer the questions below.Note that a change can be an increase or a decrease.For an increase, use a positive number.For a decrease, use a negative number.(a)Jenny owns 9 shares of a certain stock. Yesterday the total value of her shares went down by 90 dollars. What was the change in value for each share?dollars(b)A private club grew by 7 members each week for 21 weeks. What was the total change in the club's size?members

A private club was reduced by 35 members in 7 weeks. Its size changed by the same number of members each week. What was the change in the club's size each week?

The cost of a share for a company was $14$14. The share price decreased by 10%10% during the day.  Calculate the share price of the company at the end of the day.

Answer the questions below.Note that a change can be an increase or a decrease.For an increase, use a positive number.For a decrease, use a negative number.(a)Laura pumped 42 gallons of water out of her pool. This was done over a period of 6 minutes at a constant rate. What was the change in the amount of water in the pool each minute?7gallons(b)Carlos added 8 fish to his pond each day for 72 days. What was the total change in the number of fish in the pond?576fish

Lamar is putting money into a checking account. Let y represent the total amount of money in the account (in dollars). Let x represent the number of weeks Lamar has been adding money. Suppose that x and y are related by the equation =+35020xy.Answer the questions below.Note that a change can be an increase or a decrease.For an increase, use a positive number. For a decrease, use a negative number.What is the change per week in the amount of money in the account?$What was the starting amount of money in the account?$

01. If m : n = 6 : 7 and n = 19.6, then what is the value of m? Ops: A. 12.9 B. 21.4 C. 16.8 D. 24.6 Q 02. The population of a town has increased from 12,000 to 16,000. Find the percentage increase. Ops: A. 50% B. 45.67& C. 40% D. 33.33% Q 03. Rachel bought a bag for $750 and sold it for a loss of $32. What is the selling price of the bag? Ops: A. $825 B. $782 C. $718 D. $850 Q 04. The ratio of water and oil in a mixture of 72 litres is 11 : 13 . How many litres of water must be added to the mixture to make the ratio 5 : 4? Ops: A. 15.75 litres B. 14.89 litres C. 19.56 litres D. 22.75 litres Q 05. Jacob spends 8% of his income on transport and 60% of the remaining amount on food. After these expenses, he managed to save $662.4. His income is: Ops: A. $1000 B. $900 C. $1100 D. $1800 Q 06. If the cost price of an item is $840, the mark up is 15% and the discount is 10%, then find the profit percent. Ops: A. 3.5% B. 4.8% C. 6.2% D. 7% Q 07. Incomes of Sophia and Alice are in the ratio of 7 : 9 and each of them saves $360. Find Sophia's income, if the ratio of their expenditures is 2 : 3? Ops: A. $840 B. $1420 C. $1360 D. $1080