In a tennis match if the first serve is not legal, that means a fault a second serve is allowed. Normally, 20 to 40 serves are required in a set of tennis match. At the end of a set, set summary stats reveal that first serves percentage was 63%. If m out of n were first serves then m + n is equal to Answers
A) 1.43n B) 1.53n C) 1.63n D) 2.63n E) 3.63n
m=n*(63/100)=63n/100   so,   m+n= 63n/100 + n   = 163n/100   = 1.63n   ANSWER:1.63n163 /100= 
<gadget id="calculator">163 /100</gadget>
<output>163/100 = around 1.63</output>
1.63n   ANSWER:1.63n
<result>C</result>
In a tennis match if the first serve is not legal, that means a fault a second serve is allowed. Normally, 20 to 40 serves are required in a set of tennis match. At the end of a set, set summary stats reveal that first serves percentage was 63%. If m out of n were first serves then m + n is equal to