Datrys problemau cymedr
Quiz
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
T Wood
Used 2+ times
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pa rhif sydd angen ei ychwanegu at y canlynol i roi cymedr o 40?
53, 38, 61, _
26
32
48
29
35
2.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Mae peiriant yn dangos 10 rhif i chi.
Cymedr y 7 rhif cyntaf yw 11.
Cymedr y gweddill yw 12.5
Beth yw cymedr y 10 rhif i gyd?
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pa rhif sydd angen ei ychwanegu at y rhifau yma i roi cymedr o 50 kg?
49 kg, 47 kg, 51 kg, 45 kg
60 kg
50 kg
58 kg
55 kg
53 kg
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Taldra cymedrig 4 o blant yw 1.5 m.
Mae oedolyn efo taldra 1.75 m yn ymuno.
Beth yw'r taldra cymedrig newydd?
2.25 m
1.65 m
1.55 m
1.75 m
1.8 m
5.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Mae peiriant yn dangos 10 rhif i chi un ar y tro.
Cymedr yr 8 rhif cyntaf yw 7.5, a'r dau rhif nesaf yw: 8.2 a 6.0
Beth yw cymedr y 10 rhif i gyd? Peidiwch dalgrynnu eich ateb.
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Cymedr pump rhif yw 65.
Pa rhif sydd angen ei ychwanegu er mwyn cael cymedr o 60?
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Cymedr oedran 4 o bobl mewn ystafell yw 30.
Mae rhywun newydd yn cerdded i mewn. Yr oedran cymedrig yn yr ystafell nawr yw 34. Beth oedd oedran y person ychwanegol?
45
Nid oes digon o wybodaeth i ddweud
65
34
50
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