120.981 – √530 * 4.989 + 405.912 ÷ √840=?
A.10
B.15
C.20
D.25
E.30
Sol:
120.981 – √530 * 4.989 + 405.912 ÷ √840 = ?
121 – 115 + 14 = ?
20 = ?
120.981 – √530 * 4.989 + 405.912 ÷ √840=?
A.10
B.15
C.20
D.25
E.30
Sol:
120.981 – √530 * 4.989 + 405.912 ÷ √840 = ?
121 – 115 + 14 = ?
20 = ?