The mathematics teacher in a certain elementary school is planning to have an educational tour for four grade levels of 200 pupils in Grade II, 160 pupils in Grade III, 280 pupils in Grade IV and 100 pupils in Grade V. What is the largest number of pupils in a group in each grade level so that each group has the same number of pupils?
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Step-by-step explanation:
Add the total number of pupils, i.e.,
200+160+280+100=740
Divide the total number of pupils by 4 to get the number of pupils in each group.
740/4= 185
So, 185 is the largest number of pupils in a group in each grade level so that each group has the same number of pupils.
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