Analytical

Data Sufficiency Easy 3

⏱ 10:00

600%
• What is the tenths digit in the decimal representation of a certain number? (i) The number is less than 1/3 (ii) The number is greater than 1/4
• For which type of investment, J or K, is the annual rate of return greater? (i) Type J returns 115 Taka per 1,000 Taka invested for any one-year period and type K returns 300 Taka per 2,500 Taka invested for any one-year period. (ii) The annual rate of return for an investment of type K is 12 percent.
• If n + k = m, what is the value of k ? (i) n= 10 (ii) m+10=k
• If 90 students auditioned for the Pahela Baishak program, how many were accepted? (i) 2/3 of the boys and 1/3 of the girls who auditioned were accepted (ii) 26 of the boys who auditioned were accepted.
• If today the price of an item is 3,600 Taka, what was the price of the item exactly 2 years ago? (i) The price of the item increased by 10 percent per year during this 2-year period. (ii) Today the price of the item is 1.21 times its price exactly 2 years ago.
• What is the value of z in the acute triangle where x, y and z are the three angles? (i) x + y = 139 (ii) y + z = 108
• In a certain accounting class, what is the ratio of the number of boys to the number of girls? (i) There are 3 times as many girls as boys in the class. (ii) The number of boys is of 1/4 the total number of boys and girls in the class.
• What percent of a group of people are women with red hair? (i) Of the women in the group, 5 percent have red hair. (ii) Of the men in the group, 10 percent have red hair.
• If n is an integer, is n + 1 odd ? (i) n + 2 is an even integer (ii) n – 1 is an odd integer
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