Number System The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is: 40 20 30 None of these 40 20 30 None of these ANSWER DOWNLOAD EXAMIANS APP
Number System A number consists of two digits. If 3/5 of 1/5 of the number is 9. Find the sum of its two digits? 12 8 7 60 12 8 7 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/5 * 1/5 = 9x = 75 => 7 + 5 = 12
Number System 17580 x 1.8 - 13720 x 2.1 = ? x 2.4 1140 1180 1160 1120 1140 1180 1160 1120 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180
Number System A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.30 Rs.20 Rs.40 Rs.25 Rs.30 Rs.20 Rs.40 Rs.25 ANSWER DOWNLOAD EXAMIANS APP
Number System A number exceeds by 25 from its 3/8 part. Then the number is? 39 40 32 35 39 40 32 35 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of the word 'LEASE' be arranged ? 40 None of these 60 80 40 None of these 60 80 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60
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