There are 30 children in a nursery at least one adult needs to be with eight children in the nursery work out the least number of adults needed in the nursery

4 adults

Step-by-step explanation:

There will be 3 people handling eight children each and one person handling 6 children in a total of 30 children

i think its a and d

step-by-step explanation:

substitute,

circle 1 = 5

circle 2 = 20

circle 3 = 44

in this case no matter how you add, you will always get a perfect square..

hence proved

happy to

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