Reece and sarah share some money in the ratio 9:16 Reece says that sarah gets more than 60% of this money
show that reece is correct (3marks)

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

47: 4 aisha changed 1.45 + 2.38 to 1.5 + 2.4 in order to estimate the sum. what estimation method did she use?