How do you go from 98 to 720 using just one letter?

Five lovely ladies(Sophia, Isabella, Madison, Emma and Olivia) planned a picnic.

They each buy one thing each for the picnic.

Sophia, Emma and Olivia got a drink : orange-Juice, apple-juice, and mango-juice.
Olivia got the drink with the same letter as the one in her first name.
Emma loves mango-juice.
The other two bring some food : chocolates and pizza.
Also Madison is allergic to cheese.

So which ladies bought what ?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?

What does the below rebus riddle means?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Solve the puzzle by telling what does below picture means.