The ages of Misha and Kamal are in the ratio of 2 : 3 respectively. After 6 years the ratio of their ages will be 7 : 9. What is the difference in their present ages?
A4
B19
C20
D23
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റീന, സീമ ഇവരുടെ വയസ്സുകൾ തമ്മിലുള്ള അംശബന്ധം 3 : 4 ആണ്. 6 വർഷം കഴിയുമ്പോൾ റീനയുടെ വയസ്സ് 21 ആകും എങ്കിൽ സീമയുടെ ഇപ്പോഴത്തെ വയസ്സ് എത്ര ?
The mean proportional of x and y is z. What is the mean proportional of x²z and y²z?
The number of students in two sections A and B having different heights is shown in the table given below:
What is the ratio of the total number of students in section A whose height is less than 1.65 metres to the total number of students in section B whose height is less than 1.65 metres?
Height(in metres) | Section A | Section B |
1.55 | 5 | 4 |
1.60 | 9 | 8 |
1.62 | 11 | 13 |
1.65 | 14 | 10 |
1.68 | 6 | 7 |
1.71 | 7 | 5 |
1.75 | 4 | 3 |