Collins middle school has 240 6th grader students at the 6th grader is 40% of the total school how many students are in the middle school? collins middle school has 240 6th grade students at the sixth grade is 40% of the total school how many students are in the middle school?

 You  have 240 divided by 40 =  100    = total students

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the correct option is 2.

step-by-step explanation:

according to the given information triangle abc is a right angle triangle with right angle at a. segment ab is 5 and segment ac is 7. point d is on segment bc and angles adb and adc are right angles.

it is given that triangles abd, cad, and cba are similar.

two triangles are similar if their corresponding sides are proportional.

in triangle cba, using pythagoras theorem

                      )

triangle abd and cba are similar,

                            (2)

triangle cad and cba are similar,

                      )

using (1), (2) and (3), we get

hence proved.

therefore option 2 is correct.