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
6
√
7
(
−
7
√
5
)
=
(i)
5.986
(ii)
0.986
(iii)
6.986
(iv)
-1.014
Question
2
2.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
5
√
6
−
8
√
2
)
(
−
24
−
5
√
8
)
=
(i)
7.976
(ii)
6.976
(iii)
0.976
(iv)
1.976
(v)
-0.024
Question
3
3.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
2
√
2
)
=
(i)
-2.828
(ii)
5.172
(iii)
8.172
(iv)
4.172
Question
4
4.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
6
√
4
+
9
√
8
)
=
(i)
37.456
(ii)
39.456
(iii)
36.456
(iv)
35.456
(v)
38.456
Question
5
5.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
10
−
3
√
2
−
3
√
10
)
=
(i)
-12.729
(ii)
-23.729
(iii)
-15.729
(iv)
-16.729
Question
6
6.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
17
√
240
=
(i)
263.363
(ii)
264.363
(iii)
262.363
(iv)
265.363
(v)
261.363
Question
7
7.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
68
√
30
=
(i)
374.451
(ii)
373.451
(iii)
370.451
(iv)
371.451
(v)
372.451
Question
8
8.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
11
√
486
+
5
√
162
+
√
100
)
=
(i)
314.139
(ii)
315.139
(iii)
316.139
(iv)
318.139
(v)
317.139
Question
9
9.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
2
√
8
)
(
−
2
√
2
)
=
(i)
4
(ii)
3
(iii)
0
(iv)
1
(v)
2
Question
10
10.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
2
√
5
+
5
√
4
)
(
9
√
10
−
6
√
3
)
=
(i)
8.306
(ii)
7.306
(iii)
2.306
(iv)
1.306
(v)
0.306
Question
11
11.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
√
4
=
(i)
2
(ii)
3
(iii)
1
(iv)
4
(v)
0
Question
12
12.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
2
√
5
+
6
√
8
)
=
(i)
19.443
(ii)
21.443
(iii)
22.443
(iv)
23.443
(v)
20.443
Question
13
13.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
6
√
2
−
8
√
5
+
7
√
6
)
=
(i)
1.773
(ii)
-9.227
(iii)
-1.227
(iv)
-2.227
Question
14
14.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
12
√
240
=
(i)
184.903
(ii)
185.903
(iii)
187.903
(iv)
186.903
(v)
183.903
Question
15
15.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
19
√
504
+
7
√
588
)
=
(i)
596.29
(ii)
595.29
(iii)
598.29
(iv)
594.29
(v)
597.29
Question
16
16.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
16
√
320
+
16
√
108
+
10
√
280
)
=
(i)
619.826
(ii)
621.826
(iii)
620.826
(iv)
617.826
(v)
618.826
Assignment Key
1) (iv)
2) (v)
3) (i)
4) (i)
5) (ii)
6) (i)
7) (v)
8) (iii)
9) (v)
10) (v)
11) (i)
12) (ii)
13) (ii)
14) (ii)
15) (i)
16) (i)
