quantitative aptitude

Question How many days are there in y weeks y days? Type multiple_choice Option 8y correct Option 8y2 incorrect Option 16y incorrect Option 21y incorrect Solution There are 7 days in a week, so y weeks will contain 7y days. ∴The required number of days = 7y + y days = 8y days

Question Which of the following years is not a leap year? Type multiple_choice Option 800 incorrect Option 700 correct Option 1600 incorrect Option 2000 incorrect Solution A century divisible by 400 is a leap year. The years 800, 1600 and 2000 are divisible by 400, so they are leap years. The year 700 is not

Question What was the day of the week on June 17, 1991? Type multiple_choice Option Tuesday incorrect Option Wednesday incorrect Option Friday incorrect Option Monday correct Solution June 17, 1991 = (1990 years + period from 01.01.1991 to 17.06.91) ⇒Odd days in 1600 years = 0 ⇒Odd days in the next 300 years = 15

Question Today is Wednesday, after 68 days, it will be Type multiple_choice Option Friday incorrect Option Sunday incorrect Option Monday correct Option Thursday incorrect Solution Each day of a week is repeated after 7 days, so after 70 days, it will be Wednesday. Therefore, after 68 days, it will be Monday.

Question On February 5, 1998, it was Thursday. The day of the week on February 5, 1997, was Type multiple_choice Option Wednesday correct Option Monday incorrect Option Friday incorrect Option Sunday incorrect Solution 1997 was an ordinary year, it had 1 odd day. So, the day on February 5, 1998, would be one day beyond

Question The first republic day of India was celebrated on January 26, 1950. What day of the week was it? Type multiple_choice Option Wednesday incorrect Option Friday incorrect Option Thursday correct Option Tuesday incorrect Solution ⇒ 1600 years are divisible by 400, so the year 1600 has 0 odd days. ⇒ 300 years have 1

Question If January 1, 1996, was Monday, what day of the week was January 1, 1997? Type multiple_choice Option Thursday incorrect Option Wednesday correct Option Friday incorrect Option Sunday incorrect Solution The year 1996 is divisible by 4, so it is a leap year with 2 odd days. As per the question, the first day

Question What is the average of first five multiples of 12? Type multiple_choice Option 36 correct Option 38 incorrect Option 40 incorrect Option 42 incorrect Solution Average = 12∗(1+2+3+4+5) ∗ Apti Average 1/5   = 12 ∗ 15∗ 1/5   = 12 ∗ 3= 36

Question Two years ago the ratio of ages of Naresh and Suresh was 3:2. If one year hence, the ratio of their ages will be 7:5, what is the sum of their present ages? Type multiple_choice Option 30 years incorrect Option 32 years incorrect Option 34 years correct Option 36 years incorrect Solution Let two

Question Twelve years ago, Budh was twice as old as Badri. If the ratio of their present ages is 4:3 respectively, find the difference between their present ages. Type multiple_choice Option 5 years incorrect Option 6 years correct Option 7 years incorrect Option 8 years incorrect Solution Let 12 years ago age of Badri was