Lana and Marcus are always talking about their collection of marbles. Lana has 3 bags with the same number of marbles in them, totaling 12 marbles. Markus has 3 bags with the same number of marbles in them, totaling 18 marbles

3. How many more marbles does Markus have in each bag compare to Lana?

A. 2 marbles B. 4 marbles C. 6 marbles
D. 8 marbles

Matty belongs to the modular class in their school he needs to study at least 240- 480 minutes per day. On Monday, Matty consumed 450 minutes for studying. On Tuesday, he consumed half of the number of minutes he consumed on Monday. On Wednesday, he studied only half day which was 309 minutes.

4. How many more minutes did he consumed studying on Wednesday than Tuesday?

A. 84min B. 70min C. 74min D. 80min

5. How many hours he studies for 3 days?

A. 984hr B. 784hr C. 41hr D. 51hr​