alleryજસત અને તાંબાની એક મિશ્રધાતુ 5 : 3 ના ગુણોત્તરમાં છે. તેના 40 kg માં કેટલું જસત હશે?
A15 kg
B25 kg
C30 kg
D20 kg
Answer & Solution
Correct answer: B. 25 kg
મિશ્રધાતુમાં જસત 5/8 ભાગ છે, અને 40 kg નો 5/8 ભાગ એટલે 25 kg થાય.
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