Question

If 7:5 = y:20 then what will be the value of y? *​

Answer 1

Step-by-step explanation:

• 7:5 = y:20
• $\frac{ 7 }{ 5 } \: \: {=} \: \: \frac{ y }{ 20 }$
• $\frac{ 7 }{ 5 } \: \times \: { 20 } \: \: {=} \: \: {y}$
• ${ 7 } \: \times \: { 4 } \: \: {=} \: \: {y}$
• $\rm\fbox\pink{ y \: = \: 28 }$