In a market survey, 20% opted for product $A$, 60% for $B$, and the rest were uncertain. If the difference between those who opted for $B$ and those uncertain is $720$, how many individuals were surveyed?
If U is exactly to the east of T, Ankit and Rahman take equal time to reach point U from point T, what is the ratio of their speeds?
$X=$ Marked price of Laptop; $Y=$ Marked price of A.C. Decide the relation between $X$ and $Y$.
A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol becomes 26%. The quantity of whisky replaced is:
Two shopkeepers sell the same article at the same price for the same quantity. One gives $25\%$ discount; the other offers $25\%$ more quantity at the same price. From a customer's view, which is better?
The work done by a man, a woman and a child is in the ratio $3:2:1$. There are $20$ men, $30$ women and $36$ children. Their weekly wages (₹ $780$) are divided in the ratio of work done by men, women and children. What will be the wages of $15$ men, $21$ women and $30$ children for $2$ weeks?
$X=$ Average cost price of A.C and Mobile; $Y=$ Cost price of Laptop. Decide the relation between $X$ and $Y$.
$X=$ Average profit amount of all items; $Y=$ Average discount amount of all items. Decide the relation between $X$ and $Y$.
The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. Find the average age of the team.
A, B, C and D purchase a gift worth ₹60. A pays $\tfrac{1}{2}$ of what others are paying, B pays $\tfrac{1}{3}$ of what others are paying, and C pays $\tfrac{1}{4}$ of what others are paying. What is the amount paid by D?