WAEC - Mathematics (1988 - No. 39)
The histogram below shows the number of candidates, in thousands, obtaining given ranges of marks in a State examination. How many candidates scored at most 30%?
15,000
20,000
25,000
35,000
60,000
Erläuterung
Those who scored at most 30% = ( 5 + 10 + 20)thousand = 35000