If a:b=c:d, then ma+nc /mb+nd is equal to || Problem-06 || Ratio & Proportion (QA) || Tech Code ||

Опубликовано: 10 Июнь 2026
на канале: TECH CODE

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In this video, we will learn how to solve a basic time and ratio problem.
Problem - 06: If a:b=c:d, then ma+nc /mb+nd is equal to

Ratio and Proportion :
Problem - 01: If 30% of A = 0.25 of B = 1/5 of C, then find A : B : C.
   • If 30% of A = 0.25 of B = 1/5 of C, then f...
Problem - 02: If a:b=2/9:1/3, b:c=2/7:5/14 and d:c=7/10:3/5 then find a:b:c:d.
   • If a:b=2/9:1/3, b:c=2/7:5/14 and d:c=7/10:...
Problem - 03: If (x+y):(x-y)=7:3 then find the ratio (x^3+y^3):(x^3-y^3).
   • Video
Problem - 04: If a:(b+c) = 1:3 and c:(a+b) = 5:7, then b:(a+c) =?
   • If a:(b+c) =1:3 and c:(a+b) = 5:7, then b:...
Problem- 05: If A:B:C = 2:3:5 and A=x% of (B+C), then x =?
   • If A:B:C = 2:3:5 and A=x% of (B+C), then x...
Problem - 06: If a:b=c:d, then ma+nc /mb+nd is equal to
   • If a:b=c:d, then ma+nc /mb+nd is equal to ...
Problem - 07: If a:b=c:d=e:f=1:2, then (3a+5c+7e):(3b+5d+7f) =?
   • If a:b=c:d=e:f=1:2, then (3a+5c+7e):(3b+5d...

Number System :
Problem - 01: How to solve 12345679*72 = ?
   • 12345679 x 72 = ? | Number System | Proble...
Problem - 02: 8+88+888+8888+88888+888888 = ?
   • 8+88+888+8888+88888+888888 = ? and 5+55+55...
Problem - 03: 5+55+555+55555 = ?
   • 8+88+888+8888+88888+888888 = ? and 5+55+55...

Problems on Ages:
Problem - 01 :    • Problem on ages in Quantitative Aptitude  ...
Problem - 02:    • Problem on ages in Quantitative Aptitude  ...