The HCF of two numbers is 11 and their L.C.M is 7700. If one of the numbers is 275, then the other is :
279
283
308
318
Find the LCM of 12 and 15 using multiples method
15
12
30
60
Find the LCM of 30 and 45 using multiples method.
45
90
The greatest number of four digits which is divisible by 15, 25, 40 and 75 is
9000
9400
9600
9800
The ratio of two numbers is 3 : 4 and their H.C.F is 4. Their L.C.M is
16
24
48
Which will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30.
196
630
1260
2520
Find the H.C.F of 45 and 75 using the rule of divisibility.
10
5
3
Find the H.C.F of 24 and 76 using rule of divisibility
2
4
6
Find the HCF of 34 and 78 using the rule of divisibility.
1
Three numbers are in the ratio 3 : 4: 5 and their LCM is 2400. Their HCF is
40
80
120
200
