EduSahara™ Assignment
Name : Value Computation
Chapter : Real Numbers
Grade : SSC Grade IX
License : Non Commercial Use
Question
1
1.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
7
√
3
√
9
=
(i)
6.041
(ii)
4.041
(iii)
5.041
(iv)
2.041
(v)
3.041
Question
2
2.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
2
√
10
+
3
√
2
)
(
2
√
3
−
6
√
10
)
=
(i)
1.319
(ii)
0.319
(iii)
6.319
(iv)
7.319
(v)
-0.681
Question
3
3.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
2
√
4
=
(i)
2
(ii)
4
(iii)
6
(iv)
5
(v)
3
Question
4
4.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
2
√
5
−
7
√
8
)
=
(i)
-4.327
(ii)
-15.327
(iii)
-7.327
(iv)
-8.327
Question
5
5.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
5
√
10
−
9
√
4
−
4
√
6
)
=
(i)
-32.609
(ii)
-36.609
(iii)
-43.609
(iv)
-35.609
Question
6
6.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
11
√
480
=
(i)
238.998
(ii)
242.998
(iii)
241.998
(iv)
240.998
(v)
239.998
Question
7
7.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
112
√
10
=
(i)
354.175
(ii)
355.175
(iii)
353.175
(iv)
356.175
(v)
352.175
Question
8
8.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
56
√
2
+
18
√
196
)
=
(i)
333.196
(ii)
329.196
(iii)
331.196
(iv)
332.196
(v)
330.196
Question
9
9.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
6
√
10
)
(
−
8
√
2
)
=
(i)
2.677
(ii)
0.677
(iii)
3.677
(iv)
1.677
(v)
9.677
Question
10
10.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
8
√
10
−
7
√
7
)
(
−
7
√
2
+
4
√
3
)
=
(i)
4.719
(ii)
8.719
(iii)
5.719
(iv)
-2.281
Question
11
11.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
5
√
3
)
=
(i)
-1.66
(ii)
-8.66
(iii)
2.34
(iv)
-0.66
Question
12
12.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
3
√
3
+
3
√
8
)
=
(i)
12.681
(ii)
13.681
(iii)
15.681
(iv)
11.681
(v)
14.681
Question
13
13.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
6
√
10
+
4
√
8
+
5
√
9
)
=
(i)
44.287
(ii)
46.287
(iii)
47.287
(iv)
43.287
(v)
45.287
Question
14
14.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
3
√
300
=
(i)
53.962
(ii)
51.962
(iii)
50.962
(iv)
52.962
(v)
49.962
Question
15
15.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
7
√
384
+
18
√
240
)
=
(i)
417.026
(ii)
415.026
(iii)
418.026
(iv)
414.026
(v)
416.026
Question
16
16.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
13
√
168
+
5
√
175
+
12
√
840
)
=
(i)
584.436
(ii)
580.436
(iii)
582.436
(iv)
583.436
(v)
581.436
Assignment Key
1) (ii)
2) (v)
3) (ii)
4) (ii)
5) (iii)
6) (iv)
7) (i)
8) (iii)
9) (iv)
10) (iv)
11) (ii)
12) (ii)
13) (v)
14) (ii)
15) (v)
16) (iii)
