हिंदी
तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following: If Kavimaan helps Tamizh Nambi and they are able to produce 7

Advertisements
Advertisements

प्रश्न

A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following:

If Kavimaan helps Tamizh Nambi and they are able to produce 7 pages per day, how many days will it take to recreate the work lost?

योग
Advertisements

उत्तर

Number of pages recreated a day = 7

∴ To recreate 35 pages day’s needed = `35/7`

= 5 days

shaalaa.com
Statement Problems on Integers Using All Fundamental Operations.
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Number System - Exercise 1.5 [पृष्ठ २९]

APPEARS IN

सामाचीर कलवी Mathematics - Term 1 [English] Class 7 TN Board
अध्याय 1 Number System
Exercise 1.5 | Q 5. (iv) | पृष्ठ २९

संबंधित प्रश्न

An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:

5 electrons and 3 protons → 


A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following.

If Tamizh Nambi wrote 5 pages per day, how many day’s work did he lose?


A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following.

If four pages contained 1800 characters, (letters) how many characters were lost?


An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:

6 protons and 6 electrons →


Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin:

−273°C 


Find the amount that is left in the student’s bank account, if he has made the following transaction in a month. His initial balance is ₹ 690

(i) Deposit (+) of ₹ 485

(ii) Withdrawal (−) of ₹ 500

(iii) Withdrawal (−) of ₹ 350

(iv) Deposit (+) of ₹ 89

(v) If another ₹ 300 was withdrawn, what would the balance be?


Add 2 to me. Then multiply by 5 and subtract 10 and divide new by 4 and I will give you 15! Who am I?


Kalaivani had ₹ 5000 in her bank account on 01.01.2018. She deposited ₹ 2000 in January and withdrew ₹ 700 in February. What was Kalaivani’s bank balance on 01.04.2018, if she deposited ₹ 1000 and withdraw ₹ 500 in March?


The price of an item x increases by ₹ 10 every year and an item y decreases by ₹ 15 every year. If in 2018, the price of x is ₹ 50 and y is ₹ 90, then which item will be costlier in the year 2020.


If the letters in the English alphabets A to M represent the number from 1 to 13 respectively and N represents 0 and the letters O to Z correspond from −1 to −12, find the sum of integers for the names given below.
For example,
MATH → Sum → 13 + 1 – 6 + 8 = 16
YOUR NAME


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×