Mini Exam 25 — Timed Mini Exams
Practice Mini Exam 25 — Timed Mini Exams on The School of Mathematics (Timed Mini Exams) with 10 scored questions in about 15 min. This set covers problems such as: “When k is subtracted from 10 , and the difference is divided by 2 , the result is 3 . What is the value of k ?”; “In the figure, side \overline{AB} of \triangle ABC contains which of the following points?”; “In parallelogram ABCD , AC=3 and AD=5 . What is the area of ABCD ?”. Work carefully, check explanations for misses, then retake to track improvement before test day.
Questions in this quiz (10)
When $$k$$ is subtracted from $$10$$, and the difference is divided by $$2$$, the result is $$3$$. What is the value of $$k$$?
- $$3$$
- $$4$$
- $$6$$
- $$10$$
In the figure, side $$\overline{AB}$$ of $$\triangle ABC$$ contains which of the following points?
- $$(3,5)$$
- $$(4,6)$$
- $$(4,10)$$
- $$(3,4)$$
In parallelogram $$ABCD$$, $$AC=3$$ and $$AD=5$$. What is the area of $$ABCD$$?
- $$12$$
- $$15$$
- $$18$$
- $$20$$
The recipe for a pie recommends that the pie be baked for at least $$50$$ minutes, but not more than $$60$$ minutes. If $$b$$ is the number of minutes a pie, baked within the recommended time, is baked, which of the following represents all possible values of $$b$$?
- $$|b+55|$$ < $$5$$
- $$|b+55|\le5$$
- $$|b-55|$$ < $$5$$
- $$|b-55|\le5$$
If $$l_1$$ is parallel to $$l_2$$ in the figure, what is the value of $$y$$?
- $$55$$
- $$60$$
- $$70$$
- $$110$$
When $$n$$ is divided by $$5$$, the remainder is $$4$$. When $$n$$ is divided by $$4$$, the remainder is $$3$$. If $$0$$ < $$n$$ < $$100$$, what is one possible value of $$n$$?
- $$15$$
- $$19$$
- $$21$$
- $$27$$
If $$x^2=16$$ and $$y^2=4$$, what is the greatest possible value of $$(x-y)^2$$?
- $$4$$
- $$16$$
- $$36$$
- $$64$$
On the number line, $$j$$, $$k$$, $$l$$, $$m$$, and $$n$$ are coordinates of the indicated points. What is the value of $$\frac{jk}{lmn}$$?
- $$4$$
- $$8$$
- $$12$$
- $$16$$
In the figure, $$\overline{AB}$$ is the arc of the circle with center $$O$$. Point $$A$$ lies on the graph of $$y=x^2-b$$, where $$b$$ is a constant. If the area of shaded region $$AOB$$ is $$\pi$$, what is the value of $$b$$?
- $$2$$
- $$4$$
- $$8$$
- $$16$$
A researcher found that the amount of sleep that she allowed her mice to get was inversely proportional to the number of errors the mice made, on average, in a maze test. If mice that got $$2$$ hours of sleep made $$3$$ errors in the maze test, how many errors, on average, do mice with $$5$$ hours of sleep make?
- $$1.2$$
- $$2$$
- $$3$$
- $$7.5$$