KS2 Primary Maths Age 13-17 - Calculations: Word Problems - Explained

The video tutorial explains a problem where Amina plants seeds, and only a fraction grows. For every 3 seeds planted, 2 grow. The task is to determine how many seeds Amina planted if 12 seeds grew. The solution involves understanding the ratio of seeds planted to seeds grown and applying it to find the total seeds planted. The final answer is 18 seeds, with an explanation of the calculation process.

What is the ratio of seeds that grow to seeds planted by Amina?

• 3:2

• 2:3

• 1:1

• 1:2

If 12 seeds grew, how many seeds did Amina plant in total?

• 20

• 12

• 15

• 18

How many groups of 2 growing seeds are there in 12 grown seeds?

• 7

• 6

• 5

• 4

What is the total number of seeds Amina needed to plant to achieve 6 groups of 2 growing seeds?

• 12

• 20

• 16

• 18

What alternative answer was also considered correct in the explanation?

• 20

• 19

• 17.5

• 18.12