Manipal MET2017MathematicsBasics of Mathematics
1 ₂₅ 10 + 1 ₄ 10 + 1 _ 2 10 + 1 _ 5 10 is equal to
Options
- A3 / 2
- B2
- C3
- D5 / 2
Correct answer
D. 5 / 2
Step-by-step solution
aligned & 1 ₂₅ 10 + 1 ₄ 10 + 1 _ 2 10 + 1 _ 5 10 = & 25 10 + 4 10 + 2 10 + 5 10 = & 2 5+ 1 2 5 10 + 2 2+ 1 2 2 10 = & 5 2 ( 5+ 2 10 )= 5 2 10 10 = 5 2 aligned