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The points A, B and C represent the rational numbers.

An artificial planet is moving in a circular orbit of radius 42250 km. Calculate its speed in km/second if it takes 24 hours to revolve around the earth.

Hint: pi = 3.14

Subscriptions received during the year ended 31st March, 2019 – ₹ 3,00,000

Subscription still in arrears for the year 2017 – 18 – ₹ 10,000.

Question 4

In the following question out of the four options only one is correct, write the correct answer:

The shifting of a number from one side of an equation to other is called :

(a) Transposition

(b) Distributivity

(c) Commutativity

(d) Associativity

Express 0.47777........ in p/q form.

Find the marked price.

Selling price = Rs. 500; rate of discount = 20%

Which of the following fractions can be inserted between$\frac{1}{8}$and$\frac{1}{4}$?

Fredrick rolls a number cube that has sides labelled $1$ to $6$ and then flips a coin. What is the the probability that Fredrick rolls an odd number and flips a head?

Question 4(viii)

Give expression for the following case.

p multiplied by -5.

$(\frac{7}{-26}+\frac{16}{39})=?$

(a) $\frac{11}{78}$

(b) $\frac{-11}{78}$

(c) $\frac{11}{39}$

(d) $\frac{-11}{39}$

With some more asking, Jack found that it was 13th April, 1770 and he was in City of Dundee, Scotland. It was actually year 1770. While Jack was talking to that guy, he found out that he was in class 5 but was actually solving class 10 questions.

Impressed by that guy’s genius, Jack asked him, “What’s your name?” He replied - “William, William Playfair”. When Jack heard that, he was shocked because -

$2x$ and $\left(\frac{-1}{2}\right)$ are ___ of the algebraic expression $(2x-\frac{1}{2})$.

See the figure below:

To draw a line parallel to l through A, the next step will be:

What should be added to $4x+5y$ to get $9x+7y$?

Verify the
following:

(a)

(b)

What is the multiplicative inverse of 0?

If 35 is the upper limit of the class interval of class-size 10, then the lower limit of the class interval is :

$\text{Represent}\frac{27}{4}\text{as a sum of a whole number}$
$\text{and a proper fraction.}$

The shopkeeper gives a bill for ₹ 551. He says there is a discount of 10% on the bill amount. What is the approximate amount that I should pay?

Simplify:
$(13\times 4)÷2–26$

Question 29
Fill in the blanks to make the statement true.
In an isosceles right triangle, the number of lines of symmetry is ___

Question 112 (iii)

Social Studies Application remembering that 1 AD came immediately after 1 BC, while solving following problems take 1 BC as -1 and 1 AD as +1
Turks ruled Egypt in the year 1517 AD and Queen Nefertis ruled Egypt about 2900 years, before the Turks ruled. In what year did she rule?

A triangle is constructed such that the length of its two sides are 7 cm and 2.5 cm and the angle opposite to the side of length 2.5 cm is 15${}^{\circ }$. This construction results in the formation of two triangles. Then the perimeter of the so formed obtuse angled triangle is

Find the amount in the following cases.

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