Assignment 4(Practice Sets 4.4, 4.51. 13, find the value of k. (2 mark – InterviewSolution

InterviewSolution

1.	Assignment 4(Practice Sets 4.4, 4.51. 13, find the value of k. (2 marksx y 3x+2ySolution:2. Fill in the blanks:(2 marks)89-10+ 203 5 424. RATIO AND PR
Answer» 1) suppose x/5=y/3=(3x+2y)/k=aso x=5a and y=3aso 3x+2y=3(5a)+2(3a)=21aso 21a/k=aso k=212) suppose a/3=b/5=c/4=kso a=3k,b=5k,c=4k5a-3b+4c=15k-15k+16k=16kso missing place is 169-10+20 so.missing place is 3(3k)-2(5k)+5(4k)=3a-2b+5c

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