8 hours
6hr 15min
4hr 25min
3 hours
Correct answer is B
Total capacity of the container = 45 liters = 45 x 1000
= 45000 cm\(^3\)
Time to fill the container = \(\frac{45000}{2}\)
= 22500 seconds
= \(\frac{22500}{3600}\)
= 6 hr 15 mins
8cm2
9.6cm2
16cm2
25cm2
Correct answer is C
Volume of pyramid with square base = \(\frac{\text{base area} \times height}{3}\)
\(80 = \frac{\text{base area} \times 15}{3}\)
\(80 = 5 \times \text{base area}\)
\(\text{Base area} = 16 cm^2\)
2.5
5
25
50
Correct answer is C
circumference of the bicycle wheel
\(= 2\pi r = 2 \times \frac{22}{7} \times 42 - 264cm = 2.64m\\\)
Number of revolution
\(=\frac{66}{2.64} = 25\)
In the diagram, PQS is a circle with center O. RST is a tangent at S and ∠SOP = 96o. Find ∠PST
42o
48o
60o
66o
Correct answer is B
No explanation has been provided for this answer.
r varies directly as p
p varies inversely as r
p varies directly as r
q varies inversely as p
Correct answer is B
No explanation has been provided for this answer.
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