Question 21 MarkIf $x$ is the third proportional to $a, b$, then $a: b:: b: x$.AnswerTrue View full question & answer→
Question 31 MarkIf $a, b, c$, are in continued proportion, then the mean proportion $b=\frac{a+c}{2}$.AnswerFalse View full question & answer→
Question 41 MarkIf $a: b:: c: d$, then $a, b, c, d$ are said to be in absolute proportion.AnswerFalse View full question & answer→
Question 51 MarkIf a, b, c, d are in proportion, then ac = bd.AnswerFalse View full question & answer→
Question 61 MarkThe statement is true or false : 32 kg : ₹ $36=8 kg$ : ₹ 9Answerfalse View full question & answer→
Question 71 MarkThe statement is true or false : 30 bags : 18 bags = ₹$ 450$ : ₹ 270Answertrue View full question & answer→
Question 81 MarkThe statement is true or false : $1.5: 2.5=3.6: 6$Answertrue View full question & answer→
Question 91 MarkThe statement is true or false : $51: 68=85: 102$Answerfalse View full question & answer→