alleryએક મુસાફરીને સમાન લંબાઈના બે ભાગમાં વહેંચવામાં આવે છે, જે 36 કિમી/કલાક અને 60 કિમી/કલાકની ઝડપે પૂર્ણ કરવામાં આવે છે. આ મુસાફરીની સરેરાશ ઝડપ કેટલી?
A45 કિમી/કલાક
B46 કિમી/કલાક
C48 કિમી/કલાક
D50 કિમી/કલાક
Answer & Solution
Correct answer: A. 45 કિમી/કલાક
2 x 36 x 60 / 96 = 4320 / 96 = 45 કિમી/કલાક.
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