alleryदोन दोऱ्या 5 : 8 या गुणोत्तरात आहेत आणि लांब दोरी ही आखूड दोरीपेक्षा 18 m ने जास्त आहे. आखूड दोरीची लांबी आहे:
A48 m
B30 m
C36 m
D40 m
Answer & Solution
Correct answer: B. 30 m
तीन भाग म्हणजे 18 m, म्हणून एक भाग 6 m आहे आणि आखूड दोरी 5 x 6 = 30 m आहे.
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