There are a total of 96 children in Years 4, 5 and 6 37 of these children cannot swim.
11 children in Year 4 cannot swim.
21 children in Year 5 can swim.
There are 30 children in Year 6
18 of these 30 children can swim.
(i) Work out the number of children in Year 4 who can swim.

One integer is 8 times another. if the product is 72, then find the integers

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?