Question
Fill in the blanks: If $2x = 5y$, then $x : y =$ ......
✓
Answer
If $2x = 5y$, then $x : y = 5 : 2.$
It is given that, $2x = 5y ...... (1)$
Now, $2x = 5y$
$\Rightarrow\frac{2\text{x}}{2\text{y}}=\frac{5\text{y}}{2\text{y}}$
$\Rightarrow\frac{\text{x}}{\text{y}}=\frac{5}{2}$
Hence, $x : y = 5 : 2.$
It is given that, $2x = 5y ...... (1)$
Now, $2x = 5y$
$\Rightarrow\frac{2\text{x}}{2\text{y}}=\frac{5\text{y}}{2\text{y}}$
$\Rightarrow\frac{\text{x}}{\text{y}}=\frac{5}{2}$
Hence, $x : y = 5 : 2.$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following statements are true: $12 \times (14 ÷ 7) = (12 \times 14) ÷ (12 \times 7)$
→Find the degree measures for the angles given below. Check if your paper protractor can be used here!
Place comma correctly and write the numeral:
Nine crore five lakh forty one.
Nine crore five lakh forty one.
Identity like terms in the following:
$-2 x y^2, x^2 y, 5 y^2 x, x^2 z$
→$-2 x y^2, x^2 y, 5 y^2 x, x^2 z$
Using only the two set-squares of the geometry box, an angle of $15^\circ$ can be drawn.
→Divide: $85$ by $-17$
→Between which two whole numbers on the number line are the given numbers? Which one is nearer the number? $0.8$
→Using the information given, name the right angles of Figure: $\text{AE}\bot\text{CE}$ 
→How many lines of symmetry can there be in an irregular shape?
Express of the following as a sum of two or more primes:
130
130