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(i) If axx(-1)=-30 , is the integer a po...

(i) If `axx(-1)=-30 ,` is the integer a positive or negative?
(ii) If `axx(-1)=30 ,` is the integer a positive or negative?

A

(i)positive
(ii)negative

B

(i)positive
(ii)positive

C

(i)negative
(ii)negative

D

(i)negative
(ii)positive

Text Solution

Verified by Experts

The correct Answer is:
A
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RD SHARMA ENGLISH-INTEGERS-All Questions
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  2. State which is greater: (i) (8+9)xx10\ and\ 8+9xx10 (ii) (8-9)xx10...

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  3. (i) If axx(-1)=-30 , is the integer a positive or negative? (ii) If a...

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  4. Verify the following: (i) 19xx{7+(-3)}=19xx7+19xx(-3) (ii) (-23){(-5)+...

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  5. Which of the following statement are true? (i) The product of a positi...

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  6. Divide: (i) 84 by 7                      (ii) -91 by 13 (iii) -98 by ...

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  7. Find the quotient in each of the following: (i) (-1728)-:12 (ii) (-156...

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  8. Find the value of (i) [32+2xx17+(-6)]-:15 (ii) ||-17|+17|-:||-25|-...

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  9. Simplify : {36-:(-9)}-:{(-24)-:6}

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  10. Divide: &nbsp (i) 102 by 17                (ii)  -85 by 5

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  11. Divide: (i) -161 by -23                    (ii) 76 by -19

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  12. Divide: 17654 by -17654           (ii) (-729) by (-27)

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  13. Divide: (i)21590 by -10 (ii) 0 by -135

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  14. Fill in the blanks: (i) 296-:...=-148 (ii) -88-:...=11

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  15. Fill in the blanks: (i) 84-:...=12 (ii) ... -:-5=25

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  16. Fill in the blanks: (i) ... -:156=-2 (ii) ...-:567=-1

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  17. Which of the following statement are true? 0-:4=0 (ii) 0-:(-7)=0

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  18. Which of the following statement are true? -15-:0=0 (ii) 0-:0=0

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  19. Which of the following statement are true? (i)(-8)-:(-1)=-8 (ii) -8-:...

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  20. Simplify:&nbsp 24-4-:2xx3

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