Level 3
Mark had thrice as much money as Paul. After Mark had spent $60, Paul had twice as much money as Mark. How much more money than Paul had Mark at first?
Level 3
A baby elephant weighs 85 kg. A young elephant is twice as heavy as a baby elephant. An adult elephant is thrice as heavy as a young elephant. Find the mass of the adult elephant.
Level 3
Dennis had 120 marbles more than Jean at first. After Dennis had given away 150 of his marbles to Calvin, Jean had thrice as many marbles as Dennis. Find the number of marbles Dennis had at first.
Level 3
Daniel had 4 times as much money as Erwin. After Erwin's father gave him $21, the amount of money Daniel had become $3 less than that of Erwin's. How much did Erwin have in the end?
Level 3
There are 624 stamps in a bag. Given that there are four times as many yellow stamps as red stamps and twice as many white stamps as yellow stamps, how many stamps in the bag are yellow?
Level 3
Mr Tan had $800 more than Mr Krishnan at first. After Mr Krishnan had spent $340, Mr Tan had 5 times as much money as Mr Krishnan. Find the amount of money Mr Tan had at first.
Level 3 Vanessa had 57 more lollipops than Jonas at first. After Jonas had eaten 71 of his lollipops, Vanessa had 5 times as many lollipops as Jonas. How many lollipops did Vanessa and Jonas have in total at first?
Level 3 Sharon and Ivy had the same amount of money at first. After Sharon gave $75 to her mother, Ivy had 6 times as much money as Sharon. How much did Sharon have in the end?
Level 3 Last month, Doreen had twice as much savings as John. This month, John saves $420. As a result, he now has 4 times as much savings as Doreen. What is their total savings now?
Level 3 Jenny went shopping with thrice as much money as May. After Jenny spent $200, May had twice as much money as Jenny had left. How much more money did Jenny bring along for shopping than May?
Level 3 There were 4 times as many men as women at a party. After 16 women left, the number of men was 20 times the number of the remaining women. How many people attended the party?
Level 3 Yesterday, there were thrice as many chickens as ducks on a farm. Today, 64 chickens are sold. There are thrice as many chickens now. Find the total number of ducks and chickens on the farm yesterday.
Level 3 Last Tuesday, Max had twice as many marbles as Dan. Today, Max gives 75 of his marbles to his cousin. Now Dan has thrice as many marbles as Max. How many marbles does Dan have?
Level 3
A farmer had twice as many chickens as ducks. After he had sold 200 chickens, he had thrice as many ducks as chickens. How many chickens did he have at first?
Level 3
There were twice as many boys as girls at a party. After 8 girls left the party, there were thrice as many boys as girls who remained behind. How many boys were there at the party?
