D= 3 2/5=3.4m
T= 7/8 = 0.875h
Use v = d / t. V= 3.4/0.875
V=3.866 mph
4. Volume is 5 cubed = 125cm^3
Surface area is 25x6=150cm^2
5. 50-((3x4.50)+(2x3.75)+(4x4.20))
7. 2n(4m+3)
6. 6a - 15
8. 3.14
9. 247.46
10. 1349.00
Answer:
1042.5
Step-by-step explanation:
<u>Given </u><u>:</u><u>-</u><u> </u>
- Mrs Lefatshe bought 15 metres of cloth.the cost of 1 metre is P69.95 .
<u>Using </u><u>Unitary</u><u> Method</u><u> </u><u>:</u><u>-</u><u> </u>
→ Cost of 1 m is P 69.95
→ Cost of 15m is P ( 69.5 * 15 ) = P 1042.5
so first u want to get a ruler to measure each sides, there gonna seem big at first so divide what you get on the ruler by 2 so its smaller, then do it for all sides.