Gujarat Board - Class 9

Secondary Mathematics question bank (Mathematics (ગણિત - NTSE Foundation))

Practice 652 free Gujarat Board - Class 9 Mathematics (ગણિત - NTSE Foundation) - Secondary Mathematics questions with answers and step-by-step solutions.

Q1.

પૃષ્ઠફળ અને ઘનફળ: 'સંખ્યા પદ્ધતિ (Number Systems)' (શંકુ, નળાકાર કે ગોલક) નું ઘનફળ શોધવાનું સૂત્ર કયું?


(A)
$V = \frac{1}{3}\pi r^2 h$ અથવા $V = \frac{4}{3}\pi r^3$ (સંખ્યા પદ્ધતિ (Number Systems))
(B)
માત્ર $2\pi r$
(C)
ક્ષેત્રફળ જેટલું
(D)
આપેલ પૈકી કોઈ નહીં
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Q2.

આંકડાશાસ્ત્ર: વર્ગીકૃત માહિતીનો મધ્યસ્થ શોધવાનું પ્રમાણિત સૂત્ર 'સંખ્યા પદ્ધતિ (Number Systems)' કયું છે?


(A)
$M = L + \left(\frac{\frac{n}{2} - cf}{f}\right) \times h$ (સંખ્યા પદ્ધતિ (Number Systems))
(B)
માત્ર સરેરાશ
(C)
સૂત્ર વગર
(D)
આપેલ પૈકી કોઈ નહીં
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