A book has 50 pages. Rajesh crosses out 4 odd-numbered pages and 5 vennumbered pages. How many even-numbered pages are not crossed out?
A. 9
B. 20
C. 21
D. 39
Answer:B
A book has 50 pages. Rajesh crosses out 4 odd-numbered pages and 5 vennumbered pages. How many even-numbered pages are not crossed out?
A. 9 B. 20 C. 21 D. 39