Test 2

√225 =

If x=100 then what is the value of 4√x?

Aishwarya Rai has $ 10,000 to invest. She invests $4000 at 5 % and $ 3500 at 4 %. In order to have a yearly income of $ 500, she must invest the remainder at:

Shreya Ghoshal has to visit towns B and C in any order. The roads connecting these towns with her home are shown on the diagram. How many different routes can she take starting from A and returning to A, going through both B and C (but not more than once through each) and not travelling any road twice on the same trip?

The sum of a number (n) and 14 is 72. Which equation shows this relationship?

A circular logo is enlarged to fit the lid of a cookie jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the logo increased?

Mr. Pitt needs to purchase enough grass seed to cover a 3000-square-foot lawn and a 4200-square-foot lawn. If 40 ounces of grass seed will seed a 2400-square-foot lawn, how many ounces does he need to seed both lawns?

How many common factors do 51 and 18 have?

Hillary Clinton (no relation to Hillary Clinton) works 8 hours per day on Monday, Wednesday and Friday, and 6 hours per day on Tuesday and Thursday. She does not work on Saturday and Sunday. She earns $324 per week. How much does she earn in dollars per hour?

In an Anti-Snorkeling and Pro-Lord of the Rings Club with 30 members, 17 play badminton and 19 play tennis and 2 do not play either. How many members play both badminton and tennis?

The average of first 50 natural numbers is:

Solution X is 10 percent alcohol by volume, and solution Y is 30 percent alcohol by volume. How many milliliters of solution Y must be added to 200 milliliters of solution X to create a solution that is 25 percent alcohol by volume?

Lord Voldemort sold two pipes at $1.20 each. Based on the cost, his profit one was 20% and his loss on the other was 20%. On the sale of the pipes, he:

Lavender Brown works in a shoe store and is paid a 12% commission on her sales. In January her sales total was $3740. To the nearest dollar, how much did Lavender earn in commission for January?

Mona Lisa needs $60 for a class trip. She has $32. She can earn $4 an hour mowing lawns. If the equation below shows this relationship, how many hours must Lisa work to have the money she needs?
4h + 32 = 60

Katniss covered a distance of 50 miles on her first trip. On a later trip she traveled 300 miles while going three times as fast. Her new time compared with the old time was:

If the values of the expressions below are plotted on a number line, which expression would be closest to five?

A (non-ugly- though what defines ugly?) duckling flew at 18 miles per hour for 3 hours, then at 15 miles per hour for 2 hours. How far did the duckling fly in all?

Serena Williams’s car gets an average of 28 miles per gallon of gas. She plans to drive 200 miles today and 220 miles tomorrow (and then read “Grapes of Wrath”). How many gallons of gas should she expect to use in all?

The average of four numbers is five less than the average of the three numbers that remain after one has been eliminated. If the eliminated number is 2, what is the average of the four numbers?