Practice mode / Fraction and Decimal What is 257/100 expressed as a decimal? A Option A: 25.7 B Option B: 2.57 C Option C: 0.257 D Option D: 0.0257 E Option E: 0.00257 Correct answer C. 0.257 Show answer Report a problem How we write and check questions
Question 01 / Fraction and Decimal x2 / y2 – y3/x3 =? A Option A: (x2-x3)/y5 B Option B: (x3-x2)/y6 C Option C: (x2-y3)/(x2-y3) D Option D: (x5-y5)/x3y2 E Option E: (x6-y6)/x3y2 Correct answer D. (x5-y5)/x3y2 Show answer Open question
Question 02 / Fraction and Decimal x/a + y/b + z/c =? A Option A: xyz/abc B Option B: (x+y+z)/(z+b+c) C Option C: (xbc+yac+zab)/abc D Option D: (xbc+yac+zab)/z+b+c E Option E: (xa+yb+zc)/abc Correct answer C. (xbc+yac+zab)/abc Show answer Open question
Question 03 / Fraction and Decimal 2x/z – y/z =? A Option A: (2x-y)/z B Option B: (2x-y)/x2 C Option C: (2x-y)/x2 D Option D: 2xy/z E Option E: 2xy/2z Correct answer A. (2x-y)/z Show answer Open question
Question 04 / Fraction and Decimal x2/k + x3/k + x4/k =? A Option A: x9 / k B Option B: x9 / k C Option C: x2 4/ k D Option D: (x2+x3+x4)/k E Option E: (x2+x3+x4)/3k Correct answer D. (x2+x3+x4)/k Show answer Open question
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