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Wiskunde

Meting en tyd

Tyd

Opvoeders afdeling

Memorandum

1. 4 h 40 min + 24 h + 16 h 30 = 49 h 10 min

2. 45 min × 7 = 315 min = 5 h 15 min

3. 08:05

4. 81 + 365 + 366 + 365 + 365 + 365 + 360 + 52 + 2 325 dae

5. 35 km in 20 min

× = 3 × 35 = 105 km/h

6. 2 × 110 km = 275 km

7.1 50 min

7.2 190 min = 3 h 10 min

7.3 Ja

7.4 10:00 en 13:15

7.5 18h00

Leerders afdeling

Inhoud

Aktiwiteit: om probleme op te los wat bewerkings met tydeenhede behels [lu 4.2]

Werk saam met ‘n maat. Lees elke probleem goed deur en los dit dan so netjies en akkuraat moontlik op:

1. Johan vertrek op Vrydag om 15:20 op ’n uitstappie. Hy arriveer daardie Sondag om 16:30 terug by die huis. Hoe lank was hy weg?

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2. Heleen oefen elke dag vir 45 min. viool. Hoeveel ure en minute oefen sy in een week?

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3. ’n Vliegtuig vertrek om 19:40 na Londen en land 12 h 25 min. later op Heathrow. Hoe laat land die vlug?

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4. Indien Marius op 11 Oktober 1962 gebore is en Jan op 21 Februarie 1969, hoeveel ouer is Marius as Jan?

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5. Indien dit my 20 min. neem om teen ’n konstante snelheid 35 km met my motor te dek, wat was my snelheid? (km / h)

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6. Indien mnr. Voges teen ’n konstante snelheid van 110 km / h reis, hoe ver sal hy ry in 2½ h?

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7. Bestudeer die TV-programrooster vir SABC3:

7.1 Hoeveel tyd word in totaal aan nuus afgestaan?________________________

7.2 Hoeveel tyd word aan internasionale sake afgestaan?________________

7.3 Is daar enige opvoedkundige programme? ____________________________

7.4 Hoe laat?___________________________________________________

7.4 Hoe lank saai SABC3 per dag uit.________________________

Assessering deur opvoeder

Trek ‘n sirkel om kode van toepassing:

AANTAL KORREK KODE
12 - 34 - 56 - 7 1234

Assessering

Leeruitkomste 4: Die leerder is in staat om gepaste meeteenhede, instrumente en formules in ‘n verskeidenheid kontekste te gebruik.

Assesseringstandaard 4.2: Dit is duidelik wanneer die leerder probleme oplos wat berekeninge met en herleiding tussen geskikte tydeenhede behels, insluitend tydsones en –verskille.

Questions & Answers

Ayele, K., 2003. Introductory Economics, 3rd ed., Addis Ababa.
Widad Reply
can you send the book attached ?
Ariel
?
Ariel
What is economics
Widad Reply
the study of how humans make choices under conditions of scarcity
AI-Robot
U(x,y) = (x×y)1/2 find mu of x for y
Desalegn Reply
U(x,y) = (x×y)1/2 find mu of x for y
Desalegn
what is ecnomics
Jan Reply
this is the study of how the society manages it's scarce resources
Belonwu
what is macroeconomic
John Reply
macroeconomic is the branch of economics which studies actions, scale, activities and behaviour of the aggregate economy as a whole.
husaini
etc
husaini
difference between firm and industry
husaini Reply
what's the difference between a firm and an industry
Abdul
firm is the unit which transform inputs to output where as industry contain combination of firms with similar production 😅😅
Abdulraufu
Suppose the demand function that a firm faces shifted from Qd  120 3P to Qd  90  3P and the supply function has shifted from QS  20  2P to QS 10  2P . a) Find the effect of this change on price and quantity. b) Which of the changes in demand and supply is higher?
Toofiq Reply
explain standard reason why economic is a science
innocent Reply
factors influencing supply
Petrus Reply
what is economic.
Milan Reply
scares means__________________ends resources. unlimited
Jan
economics is a science that studies human behaviour as a relationship b/w ends and scares means which have alternative uses
Jan
calculate the profit maximizing for demand and supply
Zarshad Reply
Why qualify 28 supplies
Milan
what are explicit costs
Nomsa Reply
out-of-pocket costs for a firm, for example, payments for wages and salaries, rent, or materials
AI-Robot
concepts of supply in microeconomics
David Reply
economic overview notes
Amahle Reply
identify a demand and a supply curve
Salome Reply
i don't know
Parul
there's a difference
Aryan
Demand curve shows that how supply and others conditions affect on demand of a particular thing and what percent demand increase whith increase of supply of goods
Israr
Hi Sir please how do u calculate Cross elastic demand and income elastic demand?
Abari
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Source:  OpenStax, Wiskunde graad 6. OpenStax CNX. Sep 15, 2009 Download for free at http://cnx.org/content/col11072/1.1
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