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Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions being in their lowest terms, then x = ? and y = ____________?
A. x = 4, y = 8
B. x = 4, y = 4
C. x = 2, y = 4
D. x = 8, y = 4
Simplification and Approximation · Easy · 3 weeks ago
If (461 + 462 + 463 + 464) is divisible by ?, then ? =_____________?
A. 3
B. 11
C. 13
D. None of these
Simplification and Approximation · Easy · 3 weeks ago
(830 + ? * 3 * 14 / 100) – (830 * 14 * 3 / 100) = 20.16
A. 24
B. 36
C. 48
D. None of these
Simplification and Approximation · Easy · 3 weeks ago
If x % of 80 = 20% of y, then x = ? and y = ?
A. x = 20, y = 20
B. x = 20, y = 40
C. x = 20, y = 80
D. Cannot be determined
Simplification and Approximation · Easy · 3 weeks ago
(84 ÷ 14 ÷ 2 ÷ 9) * ? = 33⅓
A. 100
B. 300
C. 90,000
D. 10,000
Simplification and Approximation · Easy · 3 weeks ago
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