45% of 160 +14% of 250 = ? - 23

If  x^1/3+y^1/3+z^1/3=0, then the values of (x+y+z)³ will be

11.6 +9.28 ÷ 0.464 – 0.2828 + 0.07 - ?

(1/10)18 – (1/10)20 = ?

If 2x + 3y -31, y – z - 4 and x + 2z – 11, then what is the value of x + y + z ?

√841x √64÷√25=?

(3/7)*(4/9) *(2/7) * 3719 =?

52.416 ÷ 18.72+6.28 = ?

Given √5 = 2.2361, √3 = 1.7321, then 1/√5 - √3 is equal to;

34.95 + 240.016 + 23.98 = ?