Advertisements
Advertisements
प्रश्न
Replace the letter by symbols as + for A, – for B, × for C and ÷ for D. Find the answer for the pattern 4B3C5A30D2 by doing the given operations
Advertisements
उत्तर
Given the symbols + for A, – for B, × for C, ÷ for D.
∴ 4B3C5A30D2 becomes
4 – 3 × 5 + 30 ÷ 2
Using BIDMAS rule
4 – 3 × 5 + 30 ÷ 2
= 4 – 3 × 5 + 15 ..[÷ done first]
= 4 – 15 + 15 ...[× done second]
= 4 – 0 ...[+ done third]
= 4 ...[– done last]
APPEARS IN
संबंधित प्रश्न
Study and complete the following pattern
Find next three numbers in the following number pattern.
10, 20, 40, 80, ...
Find next three numbers in the following number pattern.
`21/33, 321/444, 4321/5555,` ...
Complete the following pattern.
Complete the following pattern.
Complete the following pattern.
The 11th term in the Lucas sequence 1, 3, 4, 7, ... is
Complete the following pattern
1 + 3 + 5 + 7 = 16
`square` + 5 + 7 + 9 = 24
5 + 7 + 9 + `square` = `square`
7 + 9 + `square` + 13 = `square`
Complete the table by using the following instructions.
A: It is the 6th term in the Fibonacci sequence.
B: The predecessor of 2.
C: LCM of 2 and 3.
D: HCF of 6 and 20
E: The reciprocal of 1/5.
F: The opposite number of –7.
G: The first composite number.
H: Area of a square of side 3 cm.
I: The number of lines of symmetry of an equilateral triangle.
After completing the table, what do you observe? Discuss.
| A | B | C |
| D | E | F |
| G | H | I |
Observe the geometrical pattern and answer the following questions
i) Write down the number of sticks used in each of the iterative pattern.
ii) Draw the next figure in the pattern also find the total number sticks used in it
