मराठी

Evaluate Each of the Following: 5 63 − − 8 21 - Mathematics

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प्रश्न

Evaluate each of the following:

563821
बेरीज

उत्तर

563821=5632463=5(24)63=5+2463=2963
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पाठ 1: Rational Numbers - Exercise 1.3 [पृष्ठ १८]

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आरडी शर्मा Mathematics [English] Class 8
पाठ 1 Rational Numbers
Exercise 1.3 | Q 2.11 | पृष्ठ १८

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Simplify:

89+116

 


Re-arrange suitably and find the sum in each of the following:

35+73+95+1315+73

Re-arrange suitably and find the sum in each of the following:

23+45+13+25

What should be subtracted from (3423) to get16?


Express each of the following as a rational number of the form pq: 

152+98+113+6+76

Fill in the blanks:

511×38=38×......

If  14 of a ragi adai weighs 120 grams, what will be the weight of 23 of the same ragi adai?


The average life expectancies of males for several states are shown in the table. Express each decimal in the form pq and arrange the states from the least to the greatest male life expectancy. State-wise data are included below; more indicators can be found in the “FACTFILE” section on the homepage for each state.

State Male pq form Lowest terms
Andhra Pradesh 61.6    
Assam 57.1    
Bihar 60.7    
Gujarat 61.9    
Haryana 64.1    
Himachal Pradesh 65.1    
Karnataka 62.4    
Kerala 70.6    
Madhya Pradesh 56.5    
Maharashtra 64.5    
Orissa 57.6    
Punjab 66.9    
Rajasthan 59.8    
Tamil Nadu 63.7    
Uttar Pradesh 58.9    
West Bengal 62.8    
India 60.8    

Source: Registrar General of India (2003) SRS Based Abridged Lefe Tables. SRS Analytical Studies, Report No. 3 of 2003, New Delhi: Registrar General of India. The data are for the 1995-99 period; states subsequently divided are therefore included in their pre-partition states (Chhatisgarh in MP, Uttaranchal in UP and Jharkhand in Bihar)


Every natural number is a rational number but every rational number need not be a natural number.


Write the rational number whose numerator and denominator are respectively as under:

35 ÷ (–7) and 35 – 18


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