Questions 51: Instead of calculating the sum of a proper fraction, less than 1/2, with its reciprocal the difference was worked out as a result of which there was an error of 121*39/41. What was the fraction ?
Answer: NA
Questions 52: The area of a sector, with central angle 15 degree, of a circle is 231sq cm. If pie = 22/7, what is the circumference(in cm) of the circle ?
Answer: NA
Questions 53: What is the deviation from the median for the data given below ?
Data: 34, 46, 28, 48
Answer: NA
Questions 54: What is the fourth proportional of the mean proportionals, between (4,6.25) : (0.0027, 300) : (1.2 x 10^-3, 3) ?
Answer: NA
Questions 55: A sum invested in compound intrest (CI) at acertain rate for three years earn the same intrest as it would earn by way of invested in simple intrest(SI) at the rate of 18.2% for four years. How much more or less is the percentage rate in case of the CI than that in the case of the SI ?
Answer: NA
Questions 56: What is simplified value of:
(1.728+1/1.24)+(1-0.343/2.19) ?
Answer: NA
Questions 57: A takes 10 days less than B to complete a work, and together they do it in 12 days. In how many days can B alone do the work ?
Answer: NA
Questions 58: In case of frequency distribution for ten continuous classes, the class width is 4 and the lower class limit of the lowest class is 8. What is the upper class limit for the highest class ?
Answer: NA
Questions 59: Anju lends Rs. 3000 to Bharath and a certain sum to charan at the same time at 6% per annum simple intrest. If after 5 years, Raju altogether receives Rs.1650 in inreat from Bharath and charan, what is the sum lent to charan ?
Answer: NA
Questions 60: The sum of ages of two fiends is 74. After one year the ratio of their ages will be 9:10. What was ratio of their ages nine years ago ?
Answer: NA