? QUESTION A textbook store sold a combined total of 244 math and biology textbooks in a week. The number of biology textbooks sold was 50 less than the number of math textbooks sold. How many textbooks of each type were sold?​

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step-by-step explanation:

i think the correct option is the second option.

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.