Datrys problemau cymedr

Datrys problemau cymedr

9th - 12th Grade

13 Qs

quiz-placeholder

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Datrys problemau cymedr

Datrys problemau cymedr

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Hard

Created by

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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