Last year 3/5 of the members of a certain club were males. this year the members of the club include all the members from last year plus some new members. is the fraction of the members of the club who are males greater this year than last year? (1) more than half of the new members are male.(2) the number of members of the club this year is 6565 the number of members last year.

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.

h/o/e/s mad

step-by-step explanation:

si si si

we have three similar triangles, because each has a right angle and shares an angle.   let's write the angles in order: opposite to short leg, long leg, hypotenuse.

cab similar to bad similar to cbd

or as ratios,

ca: ab: cb = ba: ad: bd = cb: bd: cd

we also know

ac = ad + cd

(ad+cd): ab: cb = ba: ad: bd = cb: bd: cd

(ad+cd)/cb=cb/cd

we have cb=6, ad=5 and seek x=cd.

we reject the negative root and conclude x=4

answer: 4

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.