Which of the following vitamins is synthesized due to the striking of the ultraviolet (UV) rays from sunlight to the human skin?
The correct answer is C
A businessman's earning increase by 25%in one year but decreases by 4%in the next. Going by this pattern, after 5 years, his total earnings would be Rs....
270 candidates appeared for an examination, of which 252 passed. The pass percentage is :
...In the year 2014, the population of a village P was 20% more than the population of village R.In the year 2015, after increasing by 40%, total populatio...
If the student scores 25% marks then he is failed by 210 marks. But if he scores 55% marks then he is passed by 240 marks. Find the passing percentage?
Out of the total income of Anjali, she spends 20% on food, 40% on rent and 25% on groceries. Out of the remaining income, she donates 35% in a charity a...
Monthly income of A is Rs. 50000 out of which he spent 25%, 12% and 22% of his total income in rent, medicine and transportation, respectively. Find his...
A certain sum becomes Rs 13650 at 15% p.a. simple interest after 2 years. What will be the amount (in RS) of the same sum after 1 year at the same rate ...
Ajay spent 35% of his monthly income on rent and 43% of the remaining on food and the rest amount is saved by him which is Rs. 1482, then find the month...
Arjun sets aside 20% of his monthly earnings. If his monthly expenses rise by 45% while his monthly savings remain constant, determine the % increase in...
A man spends 72% of his income. If his income increases by 28% and his expenditure increases by 25%, then what is the percentage increase or decrease in...
