A florist has 200 roses and 180 jasmines with him . He was asked to make garlands of flowers. Which of the following numbers of flower will join together without leaving a single flower?
A
50
B
60
C
20
D
40
Correct Answer: 20
<math xmlns = "http://www.w3.org/1998/Math/MathML"><mn>200</mn><mo>÷</mo><mn>20</mn><mo> = </mo><mn>10</mn><mo>;</mo><mo> </mo><mn>180</mn><mo>÷</mo><mn>20</mn><mo> = </mo><mn>9</mn><mo>;</mo><mo> </mo><mi>D</mi><mi>i</mi><mi>v</mi><mi>i</mi><mi>d</mi><mi>i</mi><mi>n</mi><mi>g</mi><mo> </mo><mi>b</mi><mi>y</mi><mo> </mo><mi>o</mi><mi>t</mi><mi>h</mi><mi>e</mi><mi>r</mi><mo> </mo><mi>t</mi><mi>h</mi><mi>e</mi><mi>r</mi><mi>e</mi><mo> </mo><mi>o</mi><mi>p</mi><mi>t</mi><mi>i</mi><mi>o</mi><mi>n</mi><mi>s</mi><mo> </mo><mi>k</mi><mi>e</mi><mi>e</mi><mi>p</mi><mi>s</mi><mo> </mo><mi>r</mi><mi>e</mi><mi>m</mi><mi>a</mi><mi>i</mi><mi>n</mi><mi>s</mi><mo>.</mo></math>