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Mathematic Competition exercises comprising of variety of topics .for Grade 5.
Typology: Exams
2022/2023
1 / 3
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Wednesday, 24 July 2024 3:05 pm
Weelnesday, 24 ly 2028 3:05 pm 29. Madeleine types her three-digit Personal Identifica- tion Number (PIN) into this keypad. All three digits are different, but the buttons for the first_and second digits share an edge, and the buttons for the second and third digits share an edge. For instance, 563 is a possible PIN, but 536 is not, since 5 and 3 do not share an edge. How many possibilities are there for Madeleine’s PIN? yp, Ce Axe SL sxe ee AxL 520 lob gpa Ay 2xCA*s +445 +5 44) 26. A number is oddfastic if all of its digits are odd. For example, 9, 57 and 313 are oddtastic. However, 50 and 787 are not oddtastic, since 0 and 8 are even digits. How many of the numbers from 1 to 999 are oddtastic? 1,7,5 51,1 4 digit : 22. The large rectangle shown has been divided into 4 smaller rectangles. The perimeters of three of these are 10cm, 16cm and 20cm. The fourth rectangle does not have the largest or the smallest perimeter of the four smaller rectangles. O® ow TIA Private Taors Page | =2xU> “Bl Poze avy = 2k tdw