Question

1.
The following frequency distribution gives the monthly consumption of electricity of 68
consumers of a locality. Find the median, mean and mode of the data and compare them.
145-165
165-185
185-205
85-105
105-125
125-145
Monthly consumption 65-85
(in units)
N
14
8
Number of consumers
20
4
5
13
​

Answer 1

Answer:

A mason wants to recheck if the wall he has built is exactly vertical. He places a mark on the wall at a height of 12 m and then places a brick on the ground, 5 m away from the wall. He then measures the distance from the brick to the mark on the wall and finds that it is 13 m. Has the wall been constructed verticallyfind the value of root 32 +root48 / root 8 + root 12

step by step explanation xby9+xby3=1by9

$xby9 + xby3 = 1by9$

0.1,

If √B and √ Q are acute angles such

that sin b=sinQ

then prove that √b=√Qभावना कबीर से एक समस्या को हल करने को कहती है। एक आयताकार कागज की विमाएँ 10 सेमी और 6 सेमी हैं। कागज से 2 सेमी भुजा के दो वर्ग को काट लिया जाता है। बचे हुए कागज का क्षेत्रफल क्या है? समस्या को हल करने के कबीर के चरण दर्शाये गए हैं: चरण 1: कागज का क्षेत्रफल 10 × 6 = 60 सेमी² है। चरण 2: एक वर्ग का का क्षेत्रफल 2 × 2 = 4 सेमी² है। उसका अगला चरण क्या होना चाहिए?*

1️⃣ वर्गों को छोड़कर कागज का क्षेत्रफल (60 - (2 x 4)) सेमी² होगा

2️⃣ वर्गों को छोड़कर कागज का क्षेत्रफल (60 - 4) सेमी² होगा

3️⃣ वर्गों को छोड़कर कागज का क्षेत्रफल (60 + (2 x 4)) सेमी² होगाin traingle abc,am is the median drewn from vertex a to side the bc.ab =13cm and ac =15cm,am=2√19cm.what is the length of bm in cmdiameter when the smaller 42

A gear 12 om in diameter is tuming age

how many revolutions has the larger one made

es between the circuminABCD is a square. A is joined to a point P on BC and D is joined to a point Q on AB. If AP = DQ; prove that AP and DQ are perpendicular to each other .For what value of k, for which the roots of the equation:

$(4 + k) {x}^{2} + (2k + 4)x + (8k + 1) = 0$

are real and equal?ram borrowed ra 250.00 from bank January 8, 2009 at 12 per annum how much total amount will he return to bank on march 21, 2009 please give me a answer mallus, aarengilum online lu indo?

ellarum enthedukka?

ellarkum sughalle..? Q5) Find the value of, lim log ( 1 + x).

X-->0

хFind the mean, median and mode of the following data

C.I 0 - 10 10-20 20 - 30 30-40 40 - 50 50 - 60 60 -70

f

6

8

10

15

5

4

214. In a triangle ABC, AD is median on BC. AD is produced to X such that AD = DX. Prove that ABXC is a

parallelogram. apki khushi aur dukh dono mein acccept krunga30. After allowing 20% discount on the marked price and then levying 10% VAT, a radio

was sold. If buyer had paid Rs 320 for VAT, how much would he have got the discount

29. If a tourist paid

including 10% VAT, what is the marked price of the

31. After allowing 25% discount on the marked price and then levying 10% VAT, a cyde

was sold. If the discount amount was Rs 750, how much VAT was levied on the price al

the cycle?

32. The marked price of a mobile set is Rs 6,000. After giving a certain percent of discount

and levying 10% VAT, its price becomes Rs 5,610. What is the discount percent?

304

Vedanta Excel in Mathematics - Book 9PE teacher arranges the students of 3 different classes in equal rows such that

each row has same number of students. The number of students present in Gr 4A is 24, Gr 4B is 16 and Gr 4C is 28. What are the possible way of arrangements?

Please answer if you know. Thank you!