Question

At what time between 8 and 9 a.m. will the hands of the clock be at right angles?

• A. 8-30'
• B. $8-27\frac{3^{\prime }}{11}$
• C. 8-25'
• D. $8-41\frac{4^{\prime }}{11}$

Answer 1

The correct option is B $8-27\frac{3^{\prime }}{11}$

25×1211=30011=2731125×1211=30011=27311
Hence at 8−27311