For the following questions answer them individually
If '*' represents 12, ·@' represents 48, '$' represents 24, and '!' represents 6, then what mathematical equation below will be equal to 90?
In a party, every couple has at least one child (all minors) with them and there are 12 couples. Which one of the following inferences would be possible?
The heights of 240 students of a school is tabulated below:
How many students are of the height < 130 cms, but >100 cms?
A milkman purchases 25 litres of milk from a dairy for Rs.800 and sells it at the rate of 33.50 per litre. What is the profit or loss % ? (rounded off)
A rectangular water reservoir contains 42,000 litres of water. Find the depth of water in the reservoir, if the base measures 6m by 3.5 m