Question

Which of these numbers are closest to 96/97 + 98/99 the answer is 2

Step-by-step explanation pls

Answer 1

Answer:

Closest answer is 98/99

Step-by-step explanation:

96/97 = 0.9897

98/99 = 0.9898

The greater number is closest to 2.

Answer 2

1–2+3–4+5–6+……-96+97–98+99 =1+3+5+…+97+99-(2+4+6...96+98) terms of first part {(99–1)/2}+1=50 terms of second part 99–50=49 sum= (50/2)(1+99)-49/2(2+98) =25×100–50×49 =2500–2450=50 ans 2nd procedure:- 1–2+3–4+5–6…+95–96+97–98+99 =1+(3–2)+(5–4)+(7–6)….+(95–94)+(97–96)+(99–98) =1+1+1+1+… {(99–1)2}+1=50 terms =50 ans