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Sonbull [250]
4 years ago
5

A test requires that you answer either part A or part B. Part A consists of 7 true-false questions, and part B consists of 5 mul

tiple-choice questions with one correct answer out of five. How many different completed answer sheets are possible?
Mathematics
1 answer:
jeka944 years ago
5 0

Answer: 3253

Step-by-step explanation:

Given : A test requires that you answer either part A or part B.

Part A consists of 7 true-false questions.

i.e.  there are 2 choices to answer each question.

Now, the number of ways to answer Part A : 2^7=128    (1)

Part B consists of 5 multiple-choice questions with one correct answer out of five.

i.e.  there are 5 choices to answer each question.

Now, the number of ways to answer Part B : 5^5=3125                           (2)

Now, the number of  different ways to completed answer sheets are possible=  128+3125=3253          [Add (1) and (2) ]

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10% of $70 = what is the answer i do not now it.
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Answer:

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Step-by-step explanation:

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3 years ago
Given: ΔTSP, TS = SP = 10cm, TP = 12cm. Find: Three altitudes of ΔTSP.
fredd [130]

Answer:

The altitudes of ΔTSP is SC is 8 unit ,

PA is 5\sqrt{3} unit ,

TB is 5\sqrt{3} unit .

Step-by-step explanation:

Given as :

The Triangle Δ TSP having side TS , SP , TP

The measure of TS = 12 cm

The measure of SP = 10 cm

The measure of TP = 10 cm

Let The altitude from point T on side PS = TB

The altitude from point S on side PT = SC

The altitude from point P on side TS = PA

The altitude divide the sides

TS = TA + AS

PS = PB + PS

PT = PC + CT

So, From Pythagoras theorem

PA² = PS² - AS²

PA² = 10² - 5²

Or, PA² = 100 - 25

Or, PA = \sqrt{75}

∴  PA = 5\sqrt{3} unit

Again

TB² = TS² - BS²

TB² = 10² - 5²

Or, TB² = 100 - 25

Or, TB = \sqrt{75}

∴ TB =  5\sqrt{3} unit

Similarly

SC² = TS² - TC²

SC² = 10² - 6²

Or, SC² = 100 - 36

Or, SC = \sqrt{64}

∴ SC = 8 unit

Hence The altitudes of ΔTSP is SC is 8 unit , PA is 5\sqrt{3} unit , TB is 5\sqrt{3} unit . Answer

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Think it's no solution might be wrong though

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3 years ago
10 Rounded to the nearest tenth of a percent.
Maslowich

Answer:

10% (sorry if wrong)

Step-by-step explanation:

Because 10/100 is 10%

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3 years ago
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