CBSE Guess > Papers > Important Questions > Class X > 2012 > Mathematics > Mathematics By Mr. Janak Raj Kalia
CBSE CLASS X
- Which of the following numbers has terminating decimal expansion?
- 37 / 45
- 21 / 2356
- 17 / 49
- 89 / 2232
- The [HCF x LCM] for the numbers 50 and 20 is
- 10
- 100
- 1000
- 50
- Which of the following number has terminating decimal expansion?
- 37/45
- 21/ 235 6
- 17/49
- 89/2232
- Euclid's division lemma states that for two positive integers a asbd b. there exist unique integers q and r such that a = bq+r, where r must satisfy?
- 1 < r < b
- 0 < r <=b
- 0 <=r < b
- 0 < r < b
- The decimal expansion of the number 31/ 22.5 will terminate after
- One Decimal Place
- Two Decimal Place
- Three Decimal Place
- More than 3 Decimal Place
- that HCF (2520, 6600) =40, LCM (2520, 6600) =252 x k, then the value of k is:
- 1650
- 1600
- 165
- 1625
- If p, q are two co - prime numbers.HCM (p, q) is:
- p
- q
- pq
- 1
- The decimal expansion of the rational number 23/22.5 will terminate after
- One Decimal Place
- Two Decimal Place
- Three Decimal Place
- More than 3 Decimal Place
- n 2 - 1 is divisible by 8, if n is
- 1
- p
- q
- pq
- If p, q are two prime number, then LCM (p, q) is:
- 1
- p
- q
- pq
Submitted By Mr. Janak Raj Kalia
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