The mean score in a test of the 10 boys in a class was 15 while the overall mean of the 25 students in the class was 16.2. What was the mean score of the girls?
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If R019 is divisible by 11, find the value of the smallest natural number R?
If A : B = 3 : 4 and B : C = 6 : 5 then A : (A + C) is
From the given alternatives, select the word which CANNOT be formed using the letters of the given word.
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Which of the following cube in the answer figure cannot be based on the unfolded cube in the question figure?
What is the value of z2+1z2 when z = 5+26 ?
Which of these countries got Independence from United Kingdom?
A lemon kept in water in a glass tumbler appears to be bigger than its actual size when viewed from the sides. This is because of