Question
If there are a total of 1000 students in the school, how many students prefer Mathematics and science?
More Algebra Questions
- If p = 35 - q - r and pq + r(q + p) = 315, then find the value of (p² + q² + r²).
- If (a2 + 1/a2) = 51, then find the value of (a3 - 1/a3).
- If 2x+1, x+2, 2 and 5 are in proportion, then what is the mean proportional between 3.5(1-x) and 8(1+x)?
- If (6x + y) = 180 and 5x:2y = 25:12, then find the value of (2x² + 5y²).
- If 2a - 3b = 8 and ab = 7, then find the value of 2a + 3b.
- If (p/q) = (7/8) and (q/r) = (3/11), then the find the value of {(r – p)/(p + q)}.
- If (a – 8) 2 + (b + 2) 2 + (c – 3) 2 = 0, then find the value √(a +b + c).
- If x + y = 4 and (1/x) + (1/y) = 24/7, then the value of (x3 + y3).
- If (4x + 3y): (28x - y) = 1: 5, then what is the value of (3x 2 + 4y 2 ): (7x 2 + 2y 2 )?
- (a + 7)2 + (b – 2) 2 + (c + 3) 2 = 0, then find the value of 3a - 2b + c.
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