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nignag [31]
1 year ago
6

Please slove question 5

Mathematics
1 answer:
beks73 [17]1 year ago
3 0

Answer:

<u>2,160 mm³</u>

Step-by-step explanation:

<u>Q5</u>

  • V = 1/2 × lwh
  • V = 1/2 × 24 × 10 × 18
  • V = 12 x 10 x 18
  • V = 216 x 10
  • <u>V = </u><u>2,160 mm³</u>
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In a big garden 60% of the trees are coconut trees,25%of the number of coconut trees are mango trees and 20% of the number ofof
AVprozaik [17]
<span>the number of trees in the garden = x
</span><span>coconut trees = 0.6x
</span><span>mango trees = 0.6x * 0.25 = 0.15x
</span><span>apple trees = 0.15x * 0.2 = 0.03x


0.03x = 1500
x = 1500/0.03
x = 50 000   </span>← <span>the number of trees in the garden.</span>
3 0
3 years ago
X^4 − 3x^2 − 90 x= -3
Ahat [919]

Answer:

-36

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

Step-by-step explanation:

<u>Step 1: Define</u>

x⁴ - 3x² - 90

x = -3

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                                                                                                  (-3)⁴ - 3(-3)² - 90
  2. Exponents:                                                                                                        81 - 3(9) - 90
  3. Multiply:                                                                                                             81 - 27 - 90
  4. Subtract:                                                                                                            54 - 90
  5. Subtract:                                                                                                            -36
8 0
2 years ago
Write a decimal between 0.5 and 0.75.Then write it as a fraction in simplest form and as a percent
Andre45 [30]
You can do anything between .50 and .75. For example .55. .55=55% .55 also equals 11/20 as a fraction
8 0
3 years ago
Make x the subject of the formula <br><br> x/3z = y-2
wlad13 [49]

Answer:

x = 3z(y - 2)

Step-by-step explanation:

Given

\frac{x}{3z} = y - 2 ( multiply both sides by 3z to clear the fraction )

x = 3z(y - 2)

7 0
3 years ago
Constance invested $4000 for 3 years in a savings account paying simple interest with a yearly interest rate of 3.5%. How much s
castortr0y [4]
To solve this problem you might have to use this formula y=a(1+r)^t A=amount of money you already have 1= a set number R= rate T= time  YOUR GIVENS ARE: A=4000 R= 3.5% (0.035) decimals T= 3 years NOW lets plug IN everything in the FORMULA y=4000(1+.035)^3= $4434.87. NOW lets subtract 4000-4434=434. She earned $434 of simple interest.
7 0
3 years ago
Read 2 more answers
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