Ava is playing a Roblox lobby game and needs to collect 5 yellow coins and 8 blue coins to unlock a secret room. So far, she has collected 3 yellow coins and 6 blue coins. How many more coins does Ava need to collect to unlock the secret room?

(a)  

In a Roblox game, Mia has 600 health points (HP) and was attacked by a monster that dealt 125 damage points (DP). How many HP will Mia have left after the monster's attack?

(a)  

Liam has been playing a Roblox tycoon game and has earned $350 in-game currency. He wants to buy a new weapon that costs $125. How much in-game currency will Liam have left after buying the weapon?

(a)  

Emma has been collecting Roblox badges in various games. So far, she has earned 7 badges. If she needs to earn a total of 15 badges to unlock a special avatar item, how many more badges does Emma need to collect?

(a)  

In a Roblox simulator game, Sophia has earned 250 experience points (XP) by completing quests. She needs to reach 500 XP to level up. How many more XP does Sophia need to level up?

Jacob is building a Roblox obby game and wants to place checkpoints every 200 meters in the game. If the obby is 800 meters long, how many checkpoints should Jacob place?

Olivia wants to buy a limited edition virtual hat in Roblox for 2,500 Robux. She currently has 1,750 Robux. How much more Robux does Olivia need to buy the hat?

In a Roblox racing game, Daniel's car traveled at a speed of 60 kilometers per hour (km/h) for 2 hours. How many kilometers did Daniel's car travel in total?

Lily earned 450 coins by completing various quests in a Roblox role-playing game. She wants to split the coins equally among her 5 friends. How many coins will each friend receive?