What is the effective discount of there successive discount 20% , 10% , 25% respectively?A) 52%B) 48%C) 46%D) 40%E) 35%

Of the 50 researches in a work group, 40 percent will be assigned to Team A and the remaining 60 percent to Team B. However, 70 percent of the researchers prefer Team A and 30 percent prefer Team B.What is the lowest possible number of researchers.Who will NOT be assigned to the team they prefer ?A. 15  B. 17   C. 20   D. 25  E. 30

The cost of painting a wall increases by a fixed percentage of each year. In 1970, The cost was $2,000; and in 1979, it was $3,600. What was the cost of painting in 1988 ?A. $1,111B. $2,111C. $3,600D. $6240E. $6480

Thirty percent of the members of a swim club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not taken the course .How many members are there in the swim club ?A. 60  B. 80  C. 100  D. 120  E. 140

Area of square is increased by 96% when  side of square is increased by x%.What is the value of x?A) 40%B) 50%C) 60%D) 70%E) 80%

A toy store regularly sells all stock at a discount of 20 percent to 40 percent. If an additional 25 percent were deducted from the discount price during a special sale, what would be the lowest possible price of a toy costing $16 before any discount?A. $5.60B. $7.20C. $8.80D. $9.60E. $15.20

increasing the original price of an article by 15% and then increasing the new price by 15% again is equivalent to increasing the original price by what%?

In a poll of 66,000 physicians, only 20 percent responded; of these, 10 percent disclosed their preference for pain reliever X. How many of the physicians who responded did not disclose a preference for pain reliever X?A. 1,320B. 5,280C. 6,600D. 10,560E. 11,880

If money is invested at r percent interest, compounded annually, the amount of the investment will double in approximately 70r years.If Pat's parents invested $5,000 in a long-term bond that pays 8 percent interest, compounded annually, that will be the approximate total amount of the investment 18 years later, when Pat is ready for college?A. $20,000B. $15,000C. $12,000D. $10,000E. $9,000

When Leo imported a certain item, he paid a 7 percent import tax on the portion of the total value of the item in excess of $1,000. If the amount of the import tax that Leo paid was $87.50, what was the total value of the item ? A.$ 1,600B.$ 1,850C.$ 2,250D.$ 2,400E.$ 2,750

A bakery opened yesterday with its daily supply of 40 dozen rolls. Half of the rolls were sold by noon, and 80 percent of the remaining rolls were sold between noon and closing time.How many dozen rolls had not been sold when the bakery closed yesterday ?A. 1B. 2C. 3D. 4E. 5

What is the effective discount of there successive discount 20% , 10% , 25% respectively?A) 52%B) 48%C) 46%D) 40%E) 35%