Question 11
A digital clock displays hours and minutes with four digits, each made from seven lights. These examples show 0 and 2.
One light has broken and never lights up. It is in the rightmost digit, the units digit of the minutes. During the last few minutes the clock has displayed these three successive readings.
What will it display at the next change? The options are A,B above and C,D below.
One light has broken and never lights up. It is in the rightmost digit, the units digit of the minutes. During the last few minutes the clock has displayed these three successive readings.
What will it display at the next change? The options are A,B above and C,D below.