Find The Sum Or Difference – Find each sum or difference. Write all answers as correct/incorrect tr 1) ( − 6 5 ) − ( − 8 7 ) − ( − 6 4 ) 2) 2 8 − 5 3 8)( − 3 7) + (– 5 6 ) + 3 4 3) 4 9 − ( − 8 7 ) 10) 5 7 + 9 2 4) ( − 3 4 ) + 7 6 + ( − 3 8 ) 11) ( − 6 7 ) + ( − 3 8 ) + ( − 6 4 ) 5) 7 9 + ( − 3 6 ) 12) 3 7 ⋅ ( − 9 8 ) ⋅ 3 ( ⋅ 2 ) 6) ( − 8 2 ) + 4 7 + ( − 8 9 ) 13) ( − 8 7 ) + ( − 6 9 ) THE SUM OF ALL AMI QUADRATIC NUMBERS IS 36 14 ∘. ) ( − 8 5 ) − 2 9 − 8 3
Question 1 Easy View: 6,048 If a notebook costs Rs. p and a pencil costs Rs. 3, then the total cost (Rs.) for two notebooks and a pencil.
Find The Sum Or Difference
Question 2 Easy View: 5, 463 Draw a line segment of length 10 cm . Divide it into four equal parts. Measure each of these parts.
Solved 1. Find The Sum A+b And The Difference A B Of
Question 3 Easy review: 5, 266 There are books with green and brown covers in the ratio 2:3 on the shelf. If there are 18 books with green covers, find the number of books with brown covers.
Question 4 Short View: 6,030 Mr. Rajan got a job at the age of 24 and he retired at the age of 60. What is the fraction of his age until he retires?
Question 1 Views: 5, 145 10. Medicines are packed in boxes, each weighing 4 kg 500 g. How many boxes can be loaded into a van that cannot carry more than 800 kg? 11. The distance between the school and the student’s house is 1 km 875 m. He walks in both directions every day. Calculate the total distance he traveled in six days. 12. There are 4 liters and 500 ml of cottage cheese in the container. How many glasses, each of 25 mL capacity, can it be filled with? 13. There are only 2 candidates in the Saeima elections. The elected candidate got 52,824 more votes than the defeated candidate. If the losing candidate got 4, 60, 213 votes, how many votes were polled in that election? 4. Calculate the difference between the largest 7-digit number and the smallest 6-digit number. Questions based on erion-reason Tone: Two statements are given here, one labeled Assertion (A) and the other Reason (R). Choose the correct answer to these questions from the codes a , b , c and d as given below. a. Both A and R are true, and R is the correct explanation for the statement. b. Both A and R are true, but R is not the correct explanation of the statement. C. A is true and R is false. A is false and R is true. sertion (A): 1 million = 10, 00, 000 son (R): In the international numbering system, a comma precedes every three digits of the ric.
Question 2 Views: 5,521 2.Division Method To find HCF using division method, the steps are Step I Divide the larger number by sma] Step II Divide the divisor by remair Step III Repeat step II until zero remains. . The last divisor is the required HCF e.g. To determine the HCF 72 , 60 , 96 Begin by dividing by small numbers and continue as shown until the remainder becomes zero. 60) 72 (1 60 12) 60 x 60 Because more than two numb will repeat the whole process with 12 as divisor and 96 as dividend. La will be the required HCF of the numbers. 12) 96 (8 x 96 ∴ HCF of 00, 72 and 96 = 12
Find The Sum Of The First 1000 Positive Integers [with Video]
Question 3 Views: 5,074 16. On the first math test, Shruti scored 40 out of 50 and on the second she scored 30 out of 40. On which test did he do better? (77) Divide ₹ 33,276 between A , B and C so that their shares are in the ratio 3 1 : 4 1 : 5 1 . 18. The ratio of family income to savings is 11 : 2. Find the expenditure if the saving is ₹760. 19. Out of 144 employees in the office, 56 are men and the rest are women. Find the ratio of: (i) number of males to females. (ii) Number of males against the total number of persons. (iii) total number of women. 20. Boys and girls in a school are in the ratio 9 : 5. If the total composition of the school is 448, find the number of girls. 21. The factory produces light bulbs. If 1 out of every 10 bulbs is defective and the factory produces 630 bulbs per day, find the number of defective bulbs per day. 22. The ratio of zinc to copper in an alloy is 7 : 9. If the weight of copper in the alloy is 11.7 kg, find the weight of zinc in the alloy. 23. Present age of father is 48 years and son is 18 years. Find the ratio of: (i) Father’s present age to son’s present age.
Question 4 Views: 5, 190 ⇒ 3 x + 12 = 2 x + 24 ⇒ 3 x − 2 x = 24 − 12 [moving 2 x to LHS and 12 to RHS] ⇒ x = 12 . ∴ Mona’s present age = 12 years. And his father’s present age = (3 × 12) years = 36 years. EXERCISES 9C 1. If 9 is added to a certain number, the result is 36. Find the number. 2. If 11 is subtracted from 4 times the number, the result is 89. Find the number. 3. Find the number that, when multiplied by 5, increases by 80. 4. The sum of three consecutive natural numbers is 114. Find the numbers. 5. When Raju multiplies a certain number by 17 and adds 4 to the product, he gets 225 . Find this number. 6. If we triple the number and increase the result by 5, we get 50. Find the number. 7. Find two numbers, one of which exceeds the other by 18 and their sum is 92. 8. One of the two numbers is three times the other. If their sum is 124, find the numbers. 9. Find two numbers, one of which is five times the other and their difference is 132 . 10. The sum of two consecutive even numbers is 74. Find the numbers. 11. The sum of three consecutive odd numbers is 21. Find the numbers. 12. Reena is 6 years older than her brother Ajay. If the sum of their ages is 2, what is their current age?
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