The side of a rhombus is 10cm long, correct to the nearest whole number. Between what limits should the perimeter P lie?

A. 39cm ≤ P ≤41cm

B. 38cm ≤ P < 42cm

C. 38.5 ≤ P ≤ 41.5cm

D. 38.5 ≤ P ≤ 40cm

Simplify log\(_7\) 8 - log\(_7\) 2 + log\(_7\) 4.

A. 0

B. \(2log_7 2\)

C. \(3log_7 2\)

D. \(4log_7 2\)

If \(K\sqrt{28}+\sqrt{63}-\sqrt{7}=0\), find K.

A. -2

B. -1

C. 1

D. 2

From a set \(A = [3, \sqrt{2}, 2\sqrt{3}, \sqrt{9}, \sqrt{7}]\), a number is selected at random. Find the probability that is a rational number

A. \(\frac{1}{5}\)

B. \(\frac{2}{5}\)

C. \(\frac{3}{5}\)

D. \(\frac{4}{5}\)

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below
Find the value of K

A. 15^o

B. 30^o

C. 60^o

D. 90^o

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below

If he sends \(2\frac{1}{2}\) hours week on science, find the total number of hours he studies in a week

A. \(3\frac{1}{3}\) hours

B. 5 hours

C. 8 hours

D. 12 hours

A group of 11 people can speak either English or French or Both. Seven can speak English and six can speak French. What is the probability that a person chosen at random can speak both English and French?

A. \(\frac{2}{11}\)

B. \(\frac{4}{11}\)

C. \(\frac{5}{11}\)

D. \(\frac{11}{13}\)

The interior angle of a regular polygon is twice the exterior angle. How many sides has the polygon?

A. 5

B. 6

C. 8

D. 9

Which of the following figures have one line of symmetry only? I. Isosceles triangle II. Rhombus III. Kite

A. I and II only

B. II and III only

C. I and III only

D. I, II, and III