Mallory needs to place three coins in a particular manner to enter the crypt. If the dots in the given image represent the placement of coins, pick out the pattern that has a similar placement of coins.
A player has 20 coins at the beginning of the video game. To go to the next level, he needs to spend 4 coins and if he succeeds the particular level, he earns 6 coins. Find the player's coins after clearing each level (assuming he clears every level).
Manu has only ₹ 1 and ₹ 2 coins. If he wants to buy a notebook that costs ₹ 23, what is the least number of coins he needs ?
Manu needs ₹7.50 to buy an eraser. He already has a few ₹2 coins and a few 50 paise coins with him. How many ₹2 coins and 50 paise coins will Manu need to buy the eraser such that he uses the least number of 50 paise coins?